Great Sand Dunes National Park

Great Sand Dunes National Park & Preserve
Location: Alamosa, Colorado
Length of visit: half day
Major draws: Tallest dunes in North America, scenic views
Strenuosity: 6 out of 10
Cost/Fees: Free in winter
Additional considerations: High elevation, strenuous climbing
Description: We saved our favorite National Park for last in 2016. Tiff came here as a child from nearby Pueblo, Colorado and we first climbed 750-foot tall Star Dune together in 2007.