St. Kitts and Nevis, a twin-island nation in the Leeward Islands of the Caribbean, offers a rare combination of lush landscapes, colonial history, and vibrant local culture.

Stromboli is a small volcanic island in the Tyrrhenian Sea, just off the north coast of Sicily. Referred to by some as the "Lighthouse of the Mediterranean," Stromboli is in a constant state of mild volcanic activity, so don't venture out on a hike without an experienced guide.

Durango, located in north-central Mexico, is a destination rich in history, dramatic landscapes, and cultural traditions that date back centuries. Once a key outpost during Spanish colonization, Durango played an important role in the development of northern Mexico. The city of Victoria de Durango, the state capital, features cobblestone streets and more than 1,000 officially registered historical structures.

Glencoe lies in the western Highlands of Scotland, where a long, steep-sided valley cuts through mountains shaped by ancient volcanic activity and glaciation.

A true destination, Alyeska is Alaska's biggest ski area. At the summit sits Mt. Alyeska Roundhouse, the state's only mountaintop museum.