Ranger.

Issue No. 01 · US national and state parks, planning simplified

Planning is the worst part of the outdoors. We killed it.

Dates in. Trip out. Ranger pulls Recreation.gov, OpenStreetMap trails, and the NOAA almanac into one itinerary, ready to book in under a minute.

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The Maroon Bells at sunrise in autumn, golden aspens reflected in Maroon Lake, Colorado.
Maroon Bells at sunrise, Aspen, Colorado. Photo by Lorie Shaull, CC BY-SA 2.0.

Field notes

Four trips, planned the Ranger way.

What a Ranger plan actually looks like, with notes from people who've done these. Click any one to load it into the planner and customize dates.

The Narrows slot canyon at Zion National Park.
Wikimedia CommonsCC BY-SA

Zion Narrows · Utah · Day hike · Spring to fall

The Narrows, bottom-up.

Stay
Watchman Campground (Zion) $20, reservable
Trail
The Narrows from Temple of Sinawava, 9.4 mi out-and-back
Go
Late May to early October. Skip mid-July.

Do it bottom-up from Temple of Sinawava if you don't want a permit. Top-down sells out. Rent canyoneering shoes and a walking stick at Zion Outfitter, your sneakers will betray you. Water was waist-deep in a few spots in spring, knee-deep by July. Go at 7am. By 11 it's a parade of people in rented gear. Wall Street is the payoff, the canyon closes in to a slot. Everyone stops here for photos.

Fee + reservability verified Recreation.gov, Jun 13, 2026. Permit rules and seasons from NPS.

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Yosemite Valley with granite walls and pine forest.
David Iliff, CC BY-SA 3.0Wikimedia

Yosemite Valley · California · 3 to 5 days · Spring to fall

The valley, done in waterfalls.

Stay
Upper Pines (or Camp 4 walk-up) $36/night
Trail
Mist Trail to Vernal Fall, 2.4 mi with 1,000 ft gain
Go
April to June for the falls. September for quiet.

Lower Yosemite Falls is the easy one everyone does, but Mist Trail to Vernal Fall is the one worth the sweat. You will get soaked on the Mist Trail in spring. That's the whole point. Bring a rain shell. Camping books out 5 months ahead. If you miss it, Camp 4 is first-come and fills by 8am. Drive in before sunrise. Tunnel View with morning light beats any postcard. The valley shuttle is free and you should use it, parking is a nightmare by 10am.

Upper Pines fee verified Recreation.gov, Jun 13, 2026. Camp 4 walk-up policy from NPS.

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Grand Canyon south rim layered in afternoon light.
Grand Canyon National ParkWikimedia

Grand Canyon · Arizona · 2 to 3 days · Shoulder seasons

South Rim down to Bright Angel.

Stay
Mather Campground (rim) or Bright Angel (river)
Trail
Bright Angel down, 9.5 mi to Phantom Ranch
Go
March to May, or September to October.

Everyone underestimates the hike back up. Going down is the easy lie. Bright Angel has water stations and shade, South Kaibab has neither but better views. If you do rim-to-river-to-rim in a day the rangers will tell you not to. They're right. Phantom Ranch at the bottom needs a lottery reservation a year out, or camp at Bright Angel Campground. Sunset at Hopi Point is the classic for a reason. Get there early, the shuttle line is long.

Phantom Ranch lottery and Bright Angel Campground availability verified Recreation.gov, Jun 13, 2026. Backcountry permit rules from NPS.

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Coastline at dusk, evoking Acadia's mix of forest and Atlantic.
Wikimedia CommonsCC BY-SA

Acadia · Maine · 3 to 4 days · September sweet spot

First light on Cadillac.

Stay
Blackwoods Campground $30, reservable
Trail
Beehive Trail, 1.4 mi, iron rungs
Go
September. October is mobbed.

Cadillac Mountain at sunrise is the first place in the US to see daylight part of the year. Needs a vehicle reservation in season. The Beehive Trail has iron rungs and ladders bolted into the cliff, not for anyone scared of heights. Jordan Pond House and the popovers are a tourist thing but the popovers are actually good. Bike the carriage roads, no cars, smooth gravel, easy with kids. October leaf season is gorgeous and absolutely mobbed. September is the sweet spot.

Blackwoods fee verified Recreation.gov, Jun 13, 2026. Cadillac vehicle reservation policy from NPS.

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