Boyce Thompson Arboretum, Botanical garden and arboretum in Superior, Arizona.
The 392-acre botanical garden contains over 2,600 species of desert plants across multiple themed areas, including cactus gardens and herb collections.
Mining engineer William Boyce Thompson established this research facility and living museum in 1924, making it the oldest botanical institution west of Mississippi River.
The facility maintains three nationally recognized plant collections while conducting research programs in partnership with the University of Arizona Desert Biology Station.
Located on U.S. Highway 60, the garden features a 1.5-mile main trail, visitor center, research offices, greenhouses, and designated picnic areas.
The garden functions as a riparian habitat where visitors can observe 270 different bird species in an area recognized by the Audubon Society.
Location: Arizona
Website: https://btarboretum.org
GPS coordinates: 33.27917,-111.15833
Latest update: September 6, 2025 21:39
This guide presents Arizona's geological formations, desert landscapes and historical sites. The locations include sandstone rocks, Spanish missions, cave systems, petrified forests and archaeological sites. The natural areas display the geology of the American Southwest with canyons, cactus forests and volcanic formations.
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