Biosphere 2 Center


Located north of Tucson on Oracle Road/Highway 77 at mile marker 96.5. The center is an environmental research, teaching, and learning facility. Inside the 7,200,000 cubic foot glass and space frame structure, Biosphere 2 contains a tropical rain forest, savanna, marsh, desert, a million gallon salt water ocean complete with a coral reef, and a human habitat which now houses interactive exhibits. The 3/4 mile tour includes the Biosphere Theater, Demonstration Labs, Human Habitat, Climate and Earth Exhibit, Ocean Viewing Gallery, restaurants, and gift shop. A Technical Tour is available at additional charge by reservation only. A limited number of wheelchairs and strollers are available for rent. CALL for tour times. Admission fee with AAA, college student, military, and senior discounts available.

Asarco Mineral Discovery Center


Located 15 miles south of downtown Tucson. I-19 to exit 80 at Pima Mine Road. The center offers an inside look at an operating open-pit copper mine. Displays and exhibits in the Discovery Center explain the history and process of mining. Discovery Theater shows presentations related to mining and minerals. Admission to the Center is free but there is a charge for the one hour bus tour which includes views of the mining operations and a visit inside one of the copper mills. Admission fee for tour. Senior (62) discounts.

Pima County Trailheads

The many outstanding recreational trails in Pima County are easily accessible from public trailheads.

Town of Oro Valley

The Town of Oro Valley has a dynamic trail system that can be utilized by hikers, bikers, inline skaters, runners, equestrians and other users.  It is comprised of several types of surfaces, including paved paths (shared use paths), “smooth” trails, and more “primitive” trails.

Tucson Botanical Gardens


Located at 2150 N. Alvernon Way. This collection of gardens includes a xeriscape demonstration garden, an historic Tucson garden, spring wildflower garden, tropical greenhouse surrounded by fruit and shade trees, and an iris garden. The gardens are landscaped with more than 500 different native desert plants, herbs, and flowers. Tours and classes are offered. Special events include Fiesta de los Chiles, Luminaria Night, and Home Garden Tour. Call for dates. Admission fee.