Classified for credit

Texas Hill Country state park with spring-fed creek and Gorman Falls — covers karst geology, Central Texas ecology, and riparian biology.

66-acre botanical garden on White Rock Lake — plant biology, ecology, and seasonal horticulture with labeled collections.

Municipal zoo and botanical gardens with diverse animal collection and plant exhibits — covers zoology, botany, and conservation biology.

Exposed pink granite batholith in the Hill Country — geology of igneous rock formation, exfoliation domes, and Central Texas ecology.

One of the oldest botanic gardens in the Southwest — plant taxonomy, horticulture, and regional ecology across 110 acres.

3,600-acre urban wildlife refuge with 20+ miles of trails covering cross timbers ecology, native fauna, and riparian biology.

Drive-through and walk-through wildlife center near Glen Rose, TX — animal conservation biology, endangered species programs, and wildlife ecology.

Drive-through safari park in central Texas — supports animal identification, wildlife biology, and zoology across African and exotic species.

Urban wildlife refuge and nature center with trails, wetlands, and fossil outcrops — covers ecology, wildlife biology, and local geology.

Galveston Island State Park nature center with Gulf Coast wetland and beach habitat — covers coastal ecology, barrier-island geology, and migratory bird biology.

Texas Hill Country state park on the Frio River — supports Edwards Plateau ecology, karst geology, riparian biology, and outdoor physical education.

AZA-accredited zoo on the Texas-Mexico border with strong species-conservation programs — supports zoology, endangered species biology, and Latin American biodiversity.

Texas Hill Country state park on the Guadalupe River — supports riparian ecology, water science, and outdoor biology in a spring-fed river ecosystem.

Major Houston urban park anchoring the Museum District — botanical garden, Japanese garden, and natural areas support ecology, geography, and outdoor education.

Formal botanic garden with themed collections and educational programming covering plant biology and horticulture.

Exotic-cat rescue and education center housing lions, tigers, and leopards — wildlife biology, conservation ethics, and big-cat behavior through guided tours.

Texas Hill Country state park on the Colorado River with diverse flora and fauna — supports ecology, geology, and outdoor PE.

Research and display garden focused on native Texas plants — covers botany, plant adaptation, pollinator ecology, and regional horticulture.

State park on Possum Kingdom Lake with rock climbing, paddling, and geology — Palo Pinto formation outcrop study, ecology, and outdoor education.

Oldest NWR in Texas, hosting hundreds of thousands of wintering sandhill cranes — covers migratory bird biology, wetland ecology, and Great Plains geography.

Outdoor butterfly sanctuary and native habitat preserve on the Rio Grande — entomology, migration ecology, and native plant biology.

Drive-through wildlife ranch near San Antonio featuring free-roaming African and North American species — applied zoology and animal behavior.

Drive-through and walk-through safari park in Bonham with exotic and native animals — supports zoology and wildlife conservation study.

Longest barrier island in the world with ranger programs — coastal ecology, sea turtle conservation, barrier-island geology, and Gulf Coast geography.