Travel Roamer
Difficulty
Expert
Trip length
4–7 days
Budget
$250–$900
per person · excl. airfare
Best months
Jul–Sep
HikingBackpacking

Less than three hours from Seattle, an alpine landscape beckons. Discover communities of life adapted to moisture in the west and recurring fire in the east. Explore jagged peaks crowned by more than 300 glaciers. Listen to cascading waters in forested valleys. Witness a landscape sensitive to the Earth's changing climate. Help steward the ecological heart of the Cascades.

Highlights

  • Jagged glaciated peaks
  • Turquoise Diablo Lake
  • Remote alpine wilderness

Photos

Joe Mabel · CC BY-SA 3.0 · Wikimedia Commons
Heinrich C. Berann · Public domain · Wikimedia Commons
Vulturesong · CC0 · Wikimedia Commons
Vulturesong · CC0 · Wikimedia Commons
Vulturesong · CC0 · Wikimedia Commons
Vulturesong · CC0 · Wikimedia Commons

Photos via Wikimedia Commons under their respective licences.

Map

Trails (5)· Moderate–Expert

Getting there

  • SEA Seattle-Tacoma Intl · 101 mi
  • GEG Spokane Intl · 185 mi
  • PDX Portland Intl · 225 mi

Straight-line distances to nearby airports. Airfare and drive times are not included.

Permits & access

Reservation required

Wilderness permit for overnight; remote and rugged terrain — confirm current rules on the official site.

Official permit & conditions ↗Last verified 7/24/2026