From Scottsdale take East McDowell 3 miles to Galvin Parkway. Turn left on Galvin and travel 1 mile to the entrance of PDBG.
The morning and evening are the best times to visit PDBG.
Right in the middle of Phoenix's Papago City Park is a Sonoran desert paradise. Called Phoenix Desert Botanical Gardens, it has one of the best collections of desert flora in the US. There are numerous types of cactus growing in a natural environment.