Some parks turn you away at the gate without a timed-entry reservation or permit — and the windows sell out fast. Pick a park to see what it needs, when, and where to book it.
This park has timed-entry, permit or lottery requirements. Here's what applies:
Spring backcountry permits (Mar 10–Jun 9) · open Nov 10, 8am MT
Book on the official site ↗Summer backcountry permits (Jun 10–Sep 9) · open Feb 10, 8am MT
Book on the official site ↗Fall backcountry permits (Sep 10–Dec 9) · open May 10, 8am MT
Book on the official site ↗Winter backcountry permits (Dec 10–Mar 9) · open Aug 10, 8am MT
Book on the official site ↗White Rim & Elephant Hill day use · daily quota, not a booking window
Book on the official site ↗Windows and exact dates change every year — always confirm and book on the official site before you go. Data on record at StayNear; the booking link goes to the National Park Service / Recreation.gov.
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