Classified for credit

Preserved ghost town within a riparian conservation area — covers Arizona territorial history, mining-era settlement, and San Pedro River ecology.

Public observatory with telescopes for optical and radio astronomy — covers celestial mechanics, telescope optics, and observational astronomy.

Arizona State Natural Area protecting Chihuahuan Desert grassland — grassland ecology, migratory bird biology, and Sonoran borderlands geography.

Sonoran Desert regional park with trail programs covering desert ecology, native plants, and wildlife adaptation in an arid environment.

Scottsdale contemporary art museum with rotating exhibitions — covers modern and contemporary visual art, design, film, and architecture.

Regional science and technology museum in Sierra Vista — covers applied STEM concepts through interactive exhibits and demonstrations.

Wildlife rescue and rehabilitation center for native Arizona species — covers predator ecology, conservation biology, and wildlife management.

Outdoor arts and artisan village in Carefree modeled on Spanish colonial architecture — supports cultural history and folk-art studies.

University of Arizona research observatory offers public mirror lab tours and programs covering optics, telescope design, and astrophysics.

Museum covering Superstition Mountain legends, Lost Dutchman Mine history, and Arizona geology — regional history, mining science, and desert geography.

High-elevation botanical garden in Flagstaff with alpine and Southwest native plant collections — covers high-desert botany, plant adaptation, and conservation horticulture.

Nonprofit sanctuary for exotic parrots and birds — covers avian biology, conservation, and the exotic pet trade's ecological impact.

Small private planetarium near Cave Creek offering star programs — covers astronomy, celestial mechanics, and observational science.

Small zoo and rattlesnake aversion training facility featuring native Arizona reptiles and wildlife — supports herpetology, wildlife biology, and safety education.

Tribal museum presenting Tohono O'odham history, language, and cultural traditions — primary-source Indigenous studies and Southwest history.

NPS site preserving 14th-century Salado cliff dwellings — covers pre-Columbian Southwestern archaeology, indigenous architecture, and desert ecology.

1930s tiered castle with gardens — Arizona territorial and early statehood history, with architecture and landscape design context.

Small nature center near Tubac covering Sonoran Desert ecology — desert plant and animal biology, riparian habitat, and Arizona watershed science.

Arizona state historic park on the site of a Spanish colonial presidio — covers colonial-era conflict, Spanish settlement, and Native American history of the Southwest.

Urban botanical garden with Sonoran Desert and butterfly exhibits — plant taxonomy, desert adaptation, and pollinator ecology in a walkable setting.

Art museum in Tucson focusing on desert and Southwestern art — supports art appreciation, regional cultural studies, and visual analysis.

Licensed wildlife rehabilitation center caring for injured native animals — covers wildlife biology, Sonoran Desert ecology, and conservation.

NPS-managed Spanish colonial mission ruins — covers Spanish colonial history, Native American (O'odham) culture, and 18th-century borderlands geography.

NPS monument preserving a Sinagua pueblo ruin near Clarkdale, AZ — pre-Columbian archaeology, Arizona geography, and Native American history.