The entire experience is 2.5 hours with a 40 minute drive to the east rim from the starting location on AZ Highway 89 at mile post 505. The tour starts anytime between 7am - 12pm. Use Lake and Stone if you want a transport from Page, AZ. Beat the heat is the 7am Start Time. Between June - September the heat at Marble Canyon is extreme and during this time the Monsoon Season causes Heavy Rains in the area.