How Difficult Get Camping Permit April Grand Canyon?

How Difficult Get Camping Permit April Grand Canyon? From April through November reservations are strongly recommended and campsites are $15/night. For reservations call Biospherics at (800) 365-2267; outside U.S. call 301.722. 1257. Reservations can also be made through a secure web site at . How long does it take to get a Grand Canyon permit?