Marvel at the otherworldly landscape in Carlsbad Caverns’ Lower Cave. Photograph by Alamy/Chris Howes/Wild Places Photography.
PUT THIS ON YOUR 2021 NEW YEAR'S resolution list: Visit Carlsbad Caverns National Park. The pandemic shutdown will eventually lift, and this underground marvel delivers a certifiably trippy time. Aboveground, hiking trails, bat flights, and night skies abound.
Read More: A sky-loving park ranger dares to dive deep into the earth—and learns to love it.