A 1957 study by Joe Marshall that surveyed birds in the Pine-Oak Woodland in a number of Southern Arizona and Mexican mountain ranges that would later be known as Sky Islands.
Tags: birds,chiricahua mountains,huachuca mountains,madrean archipelago,peloncillo mountains,pinaleno mountains,research,santa catalina mountains,santa rita mountains,sky island

Pima Country Regional Trail System Master Plan Map - 2015 Version.
Tags: pima county,planning,rincon mountains,santa catalina mountains,tortolita mountains,trailheads,trails

The 2012 Pima County Regional Trail System Master Plan, 2012.
Tags: coronado national forest,pima county,planning,rincon mountains,santa catalina mountains,tortolita mountains,trails,tucson mountains

Cover Page from Pima County Regional Trail System Master Plan Map 2015.
Tags: pima county,planning,rincon mountains,santa catalina mountains,tortolita mountains,trailheads,trails

Cover Page from Birds of Pine-Oak Woodland in Southern Arizona and Adjacent Mexico.
Tags: birds,chiricahua mountains,huachuca mountains,madrean archipelago,peloncillo mountains,pinaleno mountains,research,santa catalina mountains,santa rita mountains,sky island

Cover Page from Pima County Regional Trail System Master Plan 2012.
Tags: coronado national forest,pima county,planning,rincon mountains,santa catalina mountains,tortolita mountains,trails,tucson mountains

Bighorn Fire Burning Near Piety Hill and Redington Road.
Tags: arizona state trust land,bighorn fire,green mountain,guthrie mountain,piety hill,redington road,san pedro river,san pedro river valley,santa catalina mountains,smoke

Moon Over Tucson 02.
Tags: arizona,city lights,moon,mount bigelow,pima county,safford peak,saguaro national park,saguaro national park west,santa catalina mountains,sombrero peak,stars,tucson,tucson mountain,tucson mountains

Santa Catalina Mountains from Panther Peak.
Tags: cathedral rock,mount lemmon,panther peak,pusch ridge wilderness,push ridge,saguaro wilderness,santa catalina mountains,table,tucson mountains

Santa Catalina Mountains from the Garwood Dam Trail 1.
Tags: arizona,coronado national forest,garwood dam trail,pima county,rincon mountains,saguaro national park,saguaro wilderness area,santa catalina mountains

Saguaro Flower near the Linda Vista Trail.
Tags: coronado national forest,flower,linda vista trails,pusch ridge wilderness,saguaro,saguaro flower,santa catalina mountains

Alison on Sombrero Peak.
Tags: alison,arizona,pima county,rincon mountains,saguaro national park,santa catalina mountains,sombrero peak,tucson,tucson mountains

Tags: a-7 ranch,a7 ranch,arizona,creamcup,pima county,redington road,santa catalina mountains,united states

Sun Setting behind Oracle Ridge with Smoke from the Bighorn Fire.
Tags: american flag hill,apache peak,arizona state trust land,bighorn fire,marble peak,mount bigelow,redington road,rice peak,san pedro river,san pedro river valley,santa catalina mountains,smoke,sun,sunset

View from Sombrero Peak.
Tags: arizona,pima county,rincon mountains,saguaro national park,santa catalina mountains,sombrero peak,tucson,tucson mountains,wasson peak

A Saguaro Flower near the Linda Vista Trails earlier in the month!
Tags: coronado national forest,linda vista trails,pusch ridge wilderness,saguaro,saguaro flower,santa catalina mountains

Last Light on Pusch Ridge.
Tags: arizona,bighorn mountain,charouleau gap,clouds,coronado national forest,golden gate mountain,mule ears,pima canyon,pima county,pusch peak,pusch ridge,pusch ridge wilderness,rosewood point,samaniego peak,santa catalina mountains,sunset,table mountain,tucson mountain park,tucson mountains,wolfs teeth

Snow on Mount Lemmon from the Garwood Dam Trail.
Tags: arizona,coronado national forest,garwood dam trail,mount lemmon,pima county,pusch ridge wilderness,radio ridge,rincon mountains,saguaro national park,saguaro wilderness area,santa catalina mountains,snow

Bighorn Fire Burning Down Samaniego Ridge.
Tags: bighorn fire,city lights,flames,ironwood forest national monument,mount lemmon,oro valley,samaniego peak,samaniego ridge,santa catalina mountains,smoke,sutherland ridge,waterman mountains

Easter Climbing.
Tags: chandra,coronado national forest,easter,george,green slabs,santa catalina mountains

Mount Lemmon from the Ragged Top Area.
Tags: clouds,ironwood forest national monument,mount lemmon,ragged top,santa catalina mountains

Lone Cloud.
Tags: arizona,arizona state trust land,cloud,newman mountains,pichacho peak,pima county,pistol hill,rincon mountains,rincon valley,santa catalina mountains,state trust land,united states

Looking at the Santa Catalina Mountains from Bren Mountain.
Tags: agua caliente hill,arizona,bren mountain,clouds,coronado national forest,pima county,santa catalina mountains,tucson mountain park,tucson mountains

Clouds covering Charouleau Gap.
Tags: charouleau gap,clouds,coronado national forest,oracle road,santa catalina mountains,storm

Bighorn Fire Smoke Covering Mount Bigelow and Green Mountain.
Tags: arizona state trust land,bighorn fire,green mountain,guthrie mountain,leopold point,mount bigelow,redington road,san pedro river valley,santa catalina mountains,smoke

Pusch Peak from Tumamoc Hill.
Tags: coronado national forest,pusch peak,pusch ridge wilderness,santa catalina mountains,tucson,tumamoc hill

Storm from Oracle Road.
Tags: clouds,coronado national forest,oracle road,santa catalina mountains,storm

Mount Lemmon from the east side of the Tortolita Mountains.
Tags: arizona,crow wash,mount lemmon,pima county,santa catalina mountains,tortolita mountain park,tortolita mountains

Sombrero Peak from Panther Peak.
Tags: panther peak,saguaro,saguaro wilderness,santa catalina mountains,sombrero peak,tucson,tucson mountains

Sunset from the Waterman Mountains.
Tags: bighorn fire,bighorn mountain,ironwood forest national monument,mica mountain,mount kimball,panther peak,pusch peak,rincon mountains,safford peak,saguaro national park west,santa catalina mountains,smoke,sombrero peak,sunset,table mountain,tucson mountains,twin peaks mine,waterman mountains

Agua Caliente Hill.
Tags: agua caliente hill,arizona,coronado national forest,garwood dam trail,pima county,rincon mountains,saguaro,saguaro national park,saguaro wilderness area,santa catalina mountains

Vista Del Rio Cultural Resources Park.
Tags: arizona,hohokam,pima county,santa catalina mountains,tucson,vista del rio cultural resource park

Cactus Coreid.
Tags: cactus coreid,coronado national forest,linda vista trails,prickly pear,pusch ridge wilderness,santa catalina mountains

Drying Brittle Brush along the Linda Vista Trail.
Tags: brittle brush,coronado national forest,linda vista trails,pusch ridge wilderness,santa catalina mountains

Bighorn Fire Smoke Rising from the Santa Catalina Mountains.
Tags: apache peak,arizona state trust land,bighorn fire,guthrie mountain,leopold green mountain,mount bigelow,mount lemmon,redington road,rice peak,san pedro river,san pedro river valley,santa catalina mountains,smoke

Large Tree on Arizona State Trust Land in Ironwood Forest National Monument.
Tags: agua dulce road,ironwood forest national monument,rice peak,samaniego peak,samaniego ridge,santa catalina mountains,whillock ranch

Bighorn Fire Smoke blanketing the Santa Catalina Mountains.
Tags: arizona state trust land,bighorn fire,redington road,san pedro river valley,santa catalina mountains,smoke

Just before Sunrise.
Tags: agua caliente hill,arizona,coronado national forest,garwood dam trail,mount lemmon,panorama,pima county,rincon mountains,saguaro national park,saguaro wilderness area,santa catalina mountains,snow,tucson

View into the Santa Catalina Mountains.
Tags: arizona,pima county,saguaro national park,santa catalina mountains,tucson mountains

Descending from Panther Peak.
Tags: alison,mount lemmon,panther peak,saguaro wilderness,santa catalina mountains,sombrero peak,tucson mountains

Bighorn Fire Smoke Rising South of Piety Hill.
Tags: arizona state trust land,bighorn fire,piety hill,redington road,san pedro river valley,santa catalina mountains,smoke

Sunset over Rice Peak with Smoke from the Bighorn Fire.
Tags: apache peak,arizona state trust land,bighorn fire,evans mountain,marble peak,redington road,rice peak,san pedro river,san pedro river valley,santa catalina mountains,smoke,sun,sunset

Flames from the Bighorn Fire in the Santa Catalina Mountains.
Tags: bighorn fire,city lights,flames,ironwood forest national monument,mount lemmon,oro valley,samaniego peak,samaniego ridge,santa catalina mountains,smoke,sutherland ridge,waterman mountains

Santa Catalina Mountains from Ironwood National Forest.
Tags: cathedral rock,clouds,coronado national forest,mount kimball,pusch peak,pusch ridge wilderness,santa catalina mountains,table mountain,window peak

Wasson Peak Shadow stretching towards the Santa Catalina Mountains.
Tags: pima canyon,push ridge,saguaro national park west,santa catalina mountains,shadow,table mountain,tucson,tucson mountains,wasson peak

Snow on the Santa Catalina Mountains.
Tags: airmen peak,arizona,barnum rock,coronado national forest,garwood dam trail,general hitchcock highway,mount bigelow,panorama,pima county,rincon mountains,saguaro national park,saguaro wilderness area,santa catalina mountains,snow,sunrise

Table Mountain from the Slopes of Bren Mountain.
Tags: arizona,bighorn mountain,clouds,coronado national forest,pima county,pusch ridge wilderness,push ridge,samaniego peak,santa catalina mountains,table mountain,tucson mountain park,tucson mountains,wolfs teeth

Sunset with Bighorn Fire Smoke.
Tags: arizona state trust land,bighorn fire,evans mountain,marble peak,redington road,rice peak,san pedro river valley,santa catalina mountains,smoke,sun,sunset

Flowers in the Tortolita Mountains.
Tags: arizona,california goldfields,mount lemmon,owls clover,pima county,santa catalina mountains,tortolita mountain park,tortolita mountains

Santa Catalina Mountains from the Garwood Dam Trail 2.
Tags: arizona,coronado national forest,garwood dam trail,general hitchcock highway,mount lemmon,pima county,rincon mountains,saguaro national park,saguaro wilderness area,santa catalina mountains,summit crags

Sunset on the Bighorn Fire.
Tags: bighorn fire,ironwood forest national monument,mount lemmon,oro valley,samaniego peak,samaniego ridge,santa catalina mountains,smoke,sunset,sutherland ridge,waterman mountains

View from just below the Saddle.
Tags: arizona,cochise county,coronado national forest,cottonwood saddle,cottonwood saddle trail,galiuro mountains,rincon mountains,rincon peak,santa catalina mountains,sierra vista ranger district,whetstone mountains,whetstone roadless area

Mount Lemmon in the distance from El Cerrito de Represso.
Tags: el cerrito de represso,ironwood forest national monument,mount lemmon,panther peak,safford peak,santa catalina mountains,sombrero peak,tucson mountains

Sunrise on a Snowing Mount Lemmon.
Tags: arizona,coronado national forest,garwood dam trail,mount lemmon,panorama,pima county,pusch ridge wilderness,radio ridge,rincon mountains,saguaro national park,saguaro wilderness area,santa catalina mountains,snow,summit crags,sunrise

Santa Catalina Mountains from the Veterans Trail in Saguaro National Park West.
Tags: arizona,mount kimball,mount lemmon,pima county,pusch peak,saguaro national park,saguaro national park west,samaniego peak,samaniego ridge,santa catalina mountains,table mountain,tucson mountains,veterans trail

Saguaro.
Tags: arizona,honey bee biological corridor,honey bee canyon park,pima county,saguaro,santa catalina mountains,sunset,tortolita mountain honey bee biological corridor

Bighorn Fire Flames North of Piety Hill.
Tags: arizona state trust land,bighorn fire,flames,guthrie mountain,redington road,san pedro river valley,santa catalina mountains,smoke

Pontatoc Ridge from Safford Peak.
Tags: alison,arizona,arizona state trust land,cairn,coronado national forest,pima county,pontatoc cliffs,pontatoc ridge,safford peak,saguaro national park west,santa catalina mountains,shooting star,sombrero peak,state trust land,tucson,tucson mountain,tucson mountains

Snowy Agua Caliente Hill.
Tags: agua caliente hill,arizona,pima county,rincon mountains,saguaro national park,saguaro national park east,saguaro wilderness area,santa catalina mountains,snow

Tucson and the Santa Catalina Mountains.
Tags: arizona,city lights,mount bigelow,pima county,safford peak,saguaro national park,saguaro national park west,santa catalina mountains,sombrero peak,tucson,tucson mountain,tucson mountains

Pusch Peak and The Cleaver.
Tags: arizona,honey bee biological corridor,honey bee canyon park,pima county,pusch peak,pusch ridge,pusch ridge wilderness,santa catalina mountains,the cleaver,tortolita mountain honey bee biological corridor

Bighorn Fire Smoke Rising to the Moon.
Tags: arizona state trust land,bighorn fire,flames,green mountain,guthrie mountain,moon,mount bigelow,mount lemmon,night sky,redington road,rice peak,san pedro river valley,santa catalina mountains,smoke,stars,tanque verde peak

Pretty close to the current trail but I don't think I had ever noticed this great old sign!
Tags: arizona,coronado national forest,creek trail,phoneline trail,pima county,sabino canyon dam,sabino canyon recreation area,santa catalina mountains,santa catalina ranger district,sign,united states

Charles and Alison on Sombrero Peak.
Tags: alison,arizona,charles,pima county,saguaro national park,santa catalina mountains,sombrero peak,tucson mountains

Prominent Point disappearing in Shadow.
Tags: arizona,clouds,coronado national forest,finger rock,mount kimball,pima county,prominent point,pusch ridge wilderness,santa catalina mountains,tucson mountain park,tucson mountains

Snow Santa Catalina Mountains in the Distance from the Summit of Mount Bruce.
Tags: arizona,empire mountains,empire-cienega area of critical environmental concern,las cienegas national conservation area,mount bruce,mustang mountains,rincon mountains,santa catalina mountains,santa cruz county,the biscuit,tucson field office,united states

Rincon Valley.
Tags: arizona,coronado national forest,gila monster house,gila monster way,pima county,pistol hill community,pistol hill road,rincon mountain wilderness,rincon mountains,santa catalina mountains,santa catalina ranger district,un 6105,united states,x9 ranch

Busch Fire from Avra Valley Road.
Tags: agua dulce road,avra valley road,busch fire,fire,ironwood forest national monument,mount lemmon,samaniego peak,samaniego ridge,santa catalina mountains,smoke

Pusch Ridge Wilderness.
Tags: arizona,honey bee biological corridor,honey bee canyon park,mount kimball,pima county,pusch ridge,pusch ridge wilderness,santa catalina mountains,table mountain,tortolita mountain honey bee biological corridor

Moon Over Tucson 01.
Tags: arizona,city lights,moon,mount bigelow,pima county,safford peak,saguaro national park,saguaro national park west,santa catalina mountains,sombrero peak,stars,tucson,tucson mountain,tucson mountains

Looking over the San Pedro River into Smoke from the Bighorn Fire.
Tags: apache peak,arizona state trust land,barnum rock,bighorn fire,evans mountain,green mountain,guthrie mountain,leopold point,marble peak,mount bigelow,redington road,rice peak,san pedro river,san pedro river valley,santa catalina mountains,smoke,sun,sunset

Santa Catalina Mountains from the Pan Quemado Hills.
Tags: arizona,arizona state trust land,catalina state park,cathedral rock,ironwood forest national monument,mount kimball,pan quemado,pinal county,pusch ridge wilderness,santa catalina mountains,state trust land,table mountain

Looking towards the Santa Catalina Mountains.
Tags: arizona,pima county,rincon mountains,saguaro national park,saguaro national park east,saguaro wilderness area,santa catalina mountains,three tank trail,tucson

Smoke and Flames from the Bighorn fire under the Moon and Stars.
Tags: arizona state trust land,bighorn fire,flames,moon,night sky,piety hill,point 3128,redfield benchmark,redington road,san pedro river valley,santa catalina mountains,smoke,stars,tanque verde peak

Bighorn Fire in the Santa Catalina Mountains from Ironwood Forest National Monument.
Tags: bighorn fire,city lights,flames,ironwood forest national monument,mount lemmon,oro valley,samaniego peak,samaniego ridge,santa catalina mountains,smoke,sutherland ridge,waterman mountains

Mount Bruce from North West Dome.
Tags: arizona,empire mountains,empire-cienega area of critical environmental concern,las cienegas national conservation area,mount bruce,mustang mountains,north west dome,santa catalina mountains,santa cruz county,santa rita mountains,the biscuit,tucson field office,united states

Turks Head Cactus Blooms and the Bighorn Fire in the distant Santa Catalina Mountains - an evening in the Waterman Mountains.
Tags: bighorn fire,ironwood forest national monument,santa catalina mountains,turks head cactus,waterman mountains