// Southwest · 7–10 days
Texas & New Mexico Borderlands
Rio Grande canyons, fossil reefs, gypsum dunes, and underground cathedrals.

/ the route
Stop 01Big BendTexas · 3 days · best october–aprilWhere the Rio Grande carves the Chihuahuan Desert beneath the Chisos.
Santa Elena CanyonWindow TrailRio Grande hot springs
Stop 02Guadalupe MountainsTexas · 1 day · best fall & springA fossil reef rises from the West Texas desert to Texas's highest summit.
Guadalupe PeakMcKittrick CanyonEl Capitan
Stop 03Carlsbad CavernsNew Mexico · 1 day · best year-roundAn underworld of cathedral-sized chambers and twilight bat flights.
Big RoomNatural EntranceBat flight program
Stop 04White SandsNew Mexico · 1 day · best october–april275 square miles of gypsum dunes that stay cool to the touch.
Alkali Flat trailSled the dunesSunset stroll
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/ more itineraries
- Alaska Wild Five10–14 days · 5 parks
Brown bears, tidewater glaciers, and the tallest peak in North America.
- Amalfi & Southern Italy8–12 days · 3 parks
Cliff-clinging Amalfi villages and the Dolomite spires of the north.
- Andes & Amazon12–16 days · 3 parks
Machu Picchu sunrise, Huayhuash glacier ridges, and Tambopata jungle nights.
- Appalachian Arches & Gorges6–9 days · 3 parks
Skyline Drive, New River Gorge whitewater, and Red River sandstone arches.
