Cadillac Summit Road
Acadia National Park
Timed-entry reservation · Cadillac Summit Road · late May – late Oct 2026
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Official page ↗
Fiery Furnace self-guided permit
Arches National Park
Permit required · Fiery Furnace self-guided permit · year-round · book up to 7 days ahead
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Official page ↗
Fiery Furnace ranger-guided hike
Arches National Park
Permit required · Fiery Furnace ranger-guided hike · book up to 6 months ahead
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Official page ↗
Backpacking permit
Arches National Park
Permit required · Backpacking permit · year-round · up to 7 days ahead, by 4pm MT
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Official page ↗
Backcountry use permit
Big Bend National Park
Permit required · Backcountry use permit · $10 per night · book up to 180 days ahead
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Official page ↗
River use permit
Big Bend National Park
Permit required · River use permit · same $10 backcountry permit covers float trips
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Official page ↗
Spring backcountry permits (Mar 10–Jun 9)
Canyonlands National Park
Permit required · Spring backcountry permits (Mar 10–Jun 9) · open Nov 10, 8am MT
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Official page ↗
Summer backcountry permits (Jun 10–Sep 9)
Canyonlands National Park
Permit required · Summer backcountry permits (Jun 10–Sep 9) · open Feb 10, 8am MT
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Official page ↗
Fall backcountry permits (Sep 10–Dec 9)
Canyonlands National Park
Permit required · Fall backcountry permits (Sep 10–Dec 9) · open May 10, 8am MT
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Official page ↗
Winter backcountry permits (Dec 10–Mar 9)
Canyonlands National Park
Permit required · Winter backcountry permits (Dec 10–Mar 9) · open Aug 10, 8am MT
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Official page ↗
White Rim & Elephant Hill day use
Canyonlands National Park
Permit required · White Rim & Elephant Hill day use · daily quota, not a booking window
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Official page ↗
Going-to-the-Sun Road vehicle reservation
Glacier National Park
Timed-entry reservation · Going-to-the-Sun Road vehicle reservation · summer season
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Official page ↗
Backcountry camping
Glacier National Park
Permit required · Backcountry camping · advance lottery opens mid-March
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Official page ↗
Overnight backcountry camping
Grand Canyon National Park
Permit required · Overnight backcountry camping · applications open ~5 months ahead
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Official page ↗
Phantom Ranch lodge
Grand Canyon National Park
Lottery · Phantom Ranch lodge · lottery opens 15 months ahead
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Official page ↗
Backcountry camping permit
Grand Teton National Park
Permit required · Backcountry camping permit · advance reservations open Jan 10 (not a lottery)
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Official page ↗
Synchronous fireflies viewing
Great Smoky Mountains National Park
Lottery · Synchronous fireflies viewing · early-May application for the June event (~22,000 apply)
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Official page ↗
Parking tag required
Great Smoky Mountains National Park
Permit required · Parking tag required · $5/day, $15/week, $40/year (year-round)
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Official page ↗
Backcountry camping permit
Joshua Tree National Park
Permit required · Backcountry camping permit · $6, up to 12 people, up to 14 nights
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Official page ↗
Timed Entry+ (Bear Lake Road corridor)
Rocky Mountain National Park
Timed-entry reservation · Timed Entry+ (Bear Lake Road corridor) · late May – mid-Oct · 5am–6pm
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Official page ↗
Timed Entry (rest of park incl. Trail Ridge Road)
Rocky Mountain National Park
Timed-entry reservation · Timed Entry (rest of park incl. Trail Ridge Road) · late May – mid-Oct · 9am–2pm
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Official page ↗
Wilderness overnight camping
Rocky Mountain National Park
Permit required · Wilderness overnight camping · reservations open ~1 March
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Official page ↗
Wilderness permit
Sequoia & Kings Canyon National Parks
Permit required · Wilderness permit · quota season May 22 – Sep 26, 2026 · $15/permit + $5/person · book up to 6 months ahead, released daily 7am Pacific
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Official page ↗
Backcountry camping permit
Yellowstone National Park
Permit required · Backcountry camping permit · advance reservations open early; walk-ups limited
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Official page ↗
Half Dome cables permit
Yosemite National Park
Lottery · Half Dome cables permit · preseason lottery (March) + daily lottery
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Official page ↗
Peak-hours entry reservation
Yosemite National Park
Timed-entry reservation · Peak-hours entry reservation · required on busy summer days (~6am–2pm)
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Official page ↗
Angels Landing permit
Zion National Park
Lottery · Angels Landing permit · seasonal + day-before lottery
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Official page ↗
Windows and exact dates change every year — always confirm and book on the official site. Booking links go to the National Park Service / Recreation.gov.