Classified for credit

Arizona state park featuring a natural sandstone water slide on Oak Creek — supports geology, erosion, riparian ecology, and sedimentary rock study.

Sonoran Desert botanical garden with labeled native plant collections — covers desert plant adaptations, xeriscape ecology, and regional natural history.

Vast national forest spanning nearly 3 million acres in Arizona — desert and riparian ecology, geology, and wilderness geography.

Arizona state park protecting the world's largest natural travertine bridge — covers geology, carbonate mineral deposition, and riparian canyon ecology.

Scenic railroad through Verde Canyon wilderness — riparian ecology, Arizona geology, and bald eagle habitat observation from open-air cars.

Arizona wildlife area famous for sandhill crane migration — bird biology, migration ecology, and wetland habitat in a desert grassland.

Remote Arizona state park on a reservoir — covers desert ecology, riparian habitat, and Arizona wildlife biology.

Arizona botanical garden in the Verde Valley featuring native desert and riparian plants — supports Sonoran/Chihuahuan plant biology and xeriscape ecology.

Desert riparian refuge along the Bill Williams River — supports study of Sonoran Desert ecology, migratory bird habitat, and Colorado River watershed geography.

NWR visitor center on the lower Colorado River — covers riparian ecology, migratory bird biology, and desert watershed geography.

Desert botanical garden with labeled native Sonoran Desert plants — covers desert plant adaptations, drought ecology, and Southwestern native flora.

Arizona state park on the Colorado River with desert riparian habitat — supports ecology, desert biology, and outdoor physical education.

Federal wildlife refuge in southern Arizona — Sonoran Desert ecology, migratory bird biology, and conservation land management.

NWR visitor contact station on the Arizona–Mexico border — covers Sonoran Desert ecology, grassland restoration, and migratory bird biology.

Remote Sonoran Desert federal wildlife refuge with visitor center — covers desert ecology, Sonoran biodiversity, and conservation of endangered species and wilderness areas.

Free outdoor desert botanical garden featuring Sonoran Desert plants — supports desert ecology, plant adaptation, and regional geography.

Sonoran Desert state park with ranger programs — covers desert ecology, native flora and fauna, and Sonoran biome geography.

Arizona state park on Lake Havasu — covers Sonoran Desert ecology, riparian habitat, and desert-lake geography.

Sonoran Desert regional park with trails and interpretive programs covering desert ecology, geology, and native wildlife.

Sonoran Desert regional park with hiking trails and campgrounds — covers desert ecology, native flora and fauna, and Arizona geology.

City-run nature center in the Sonoran Desert fringe — covers Arizona desert ecology, native wildlife, and riparian habitat interpretation.

Federal wildlife refuge along the lower Colorado River with riparian and desert habitats supporting migratory bird study and desert ecology.

Community nature center in the Prescott highlands — native plant and wildlife ecology of the Central Arizona Highlands transition zone.

Small Arizona state park with a riparian pond ecosystem supporting bird and aquatic life observation in a desert environment.