Billings, Montana sits on the edge of the vast plains and at the base of ancient sandstone cliffs known as the Rimrocks. These formations frame the city and provide miles of scenic overlooks, hiking trails, and even fossil beds. From Swords Park, visitors can walk or bike along the paved trail that follows the rim’s edge, offering sweeping views of downtown, the Yellowstone River, and distant snowcapped peaks.

Krabi, located on the southwest coast of Thailand, is known for its towering limestone cliffs, warm Andaman waters, and a coastline dotted with over 150 islands. One of its most iconic sites is Railay Beach, which is accessible only by boat due to the cliffs that cut it off from the mainland. Railay is famous among rock climbers for its natural limestone formations, some of which hang directly over the sea.

Tennessee welcomes visitors with a rhythm that shifts from Appalachian mountain towns to Memphis blues clubs, all while telling stories that have shaped the American experience. In East Tennessee, the Great Smoky Mountains National Park is the most visited national park in the country, known for its mist-covered peaks, preserved log cabins, and seasonal displays of wildflowers and fireflies.

A Caribbean island paradise, Cozumel lies a short distance from Mexico's Yucatán Peninsula. Visitors can enjoy a variety of activities, whether taking advantage of world-class snorkeling and scuba diving, swimming with dolphins, or lounging with a drink at one of the island's seaside resorts.

Asmara, the capital of Eritrea, is a city where time seems to have paused in the mid-20th century. Known for its remarkably preserved Italian modernist architecture, the city has earned recognition as a UNESCO World Heritage Site.