Classified for credit

Colorado River island state park section with riparian habitat and river access — supports river ecology, migratory bird observation, and Colorado Plateau geography.

Arkansas River reservoir state park on the Colorado high plains — covers semi-arid riparian ecology, migratory bird habitat, and Great Plains hydrology.

Nature and birding area within Chatfield State Park focusing on riparian habitat — covers Colorado Front Range ecology, bird identification, and watershed biology.

Boulder County nature center in Lafayette — Front Range ecology and naturalist programs.

Jefferson County Open Space park along Bear Creek with riparian trail system covering Front Range ecology, wildlife habitat, and watershed biology.

Colorado state park with two fishing lakes and high-plains habitat — covers semi-arid ecology, migratory bird observation, and physical geography.

Small petting zoo with farm and domestic animals supporting introductory zoology, animal care, and life-science concepts for young learners.

Jefferson County open-space preserve with nature center and interpretive trails — foothills ecology, native plant identification, and wildlife biology.

Jefferson County Open Space park in the Front Range foothills — covers montane ecology, geology, and Colorado geography with developed trails.

Colorado Front Range state park with ranger programs — covers foothills ecology, wildlife identification, and physical geography.

Farm animal sanctuary in Erie, CO — supports animal welfare ethics, domestic animal biology, and compassionate stewardship concepts for younger students.

Small urban nature center in Arvada with wildlife exhibits and native habitat trails — supports Colorado ecology, local wildlife biology, and conservation.

Southwest Colorado state park adjacent to Mesa Verde country with reservoir and high-desert habitat — covers semi-arid ecology, geology, and Colorado Plateau geography.

Federal wildlife refuge on the Monte Vista flyway — migratory bird biology, wetland ecology, and wildlife management practices with refuge staff.

Municipal botanical garden with themed plant collections — supports plant taxonomy, horticulture, and Western Slope Colorado native species study.

Urban nature center in Aurora, CO with wetland trails, wildlife viewing blinds, and education programs — Front Range ecology and wetland biology.

Nature center on the Arkansas River — covers riparian ecology, wildlife observation, and environmental science through trails and exhibits.

Mountain campus nature center in Pueblo Mountain Park — covers wildlife ecology, habitat study, and outdoor science in a forested Rocky Mountain setting.

Vail-area nature discovery center with hands-on alpine ecology exhibits — covers mountain ecosystems, wildlife, and environmental science.

Colorado state park on Navajo Reservoir — supports geology, high-desert ecology, and Colorado/New Mexico geography units.

Colorado reservoir state park surrounded by mesa terrain — covers freshwater ecology, geology, and outdoor recreation in a high-desert setting.

Visitor center for Rocky Mountain Arsenal National Wildlife Refuge — urban wildlife refuge biology, prairie ecosystem restoration, and Great Plains conservation history.

NFS-managed shortgrass prairie and birding destination — covers grassland ecology, migratory bird identification, and Great Plains geography.

High-elevation Colorado state park on the Yampa River featuring alpine ecology, fishing, and geology of the Park Range.