Driving Directions, Driving Maps, and Parking
Address: 32540 S Biosphere Rd, Oracle, AZ 85739. You can park in the main visitor lot at the Biosphere 2. Please carpool. There will be parking in the Biosphere 2 parking lot, but it would help if participants carpooled to share the drive.
Driving Directions from Central Tucson
From central Tucson, go north to River Road and turn left (heading west)
Continue on River Road and turn right on Oracle Road/AZ Highway 77
Drive north approximately 24 miles on Oracle Road/AZ Highway 77
Turn right on to Biosphere 2 Road at Mile Post 96.5
From Phoenix Sky Harbor International Airport
After leaving the airport, follow the signs to I-10 E
Take I-10 E toward Tucson, to Exit 185 and exit the interstate
Turn left onto Highway 387 and continue past Coolidge until Highway 387 intersects with AZ Highway 79 near Florence
Turn right on to Highway 79 and follow this until Oracle Junction where you turn left onto AZ Highway 77
Drive north approximately 6 miles on AZ Highway 77
Turn right on to Biosphere 2 Road at Mile Post 96.5