One of the most active volcanoes in the world is living up to its reputation: Kilauea is gearing up to erupt again.

The United States holds landscapes of every kind—waterfalls, volcanoes, deserts, mountains, and coastlines. Some carry millions of years of geological history, others are alive with wildlife.

Kauaʻi has always been one of my favorite Hawaiian Islands to visit. Whether I’m hiking and exploring or just spending a few days lounging on a secluded Dotted with postcard-worthy beaches, scenic ...