Williamsburg, Virginia offers visitors the unusual opportunity to walk through a fully reconstructed 18th-century city. As the capital of the Virginia Colony from 1699 to 1780, Williamsburg played a key role in early American politics and daily life. Today, Colonial Williamsburg spans over 300 acres and includes historic buildings, working tradespeople, and costumed interpreters who bring the Revolutionary era to life.

Mist, research stations, and penguins are just a few of the things that define the South Shetland Islands, an archipelago off the coast of Antarctica. These 11 Antarctic islands, most notably King George Island, have served as a base for researchers from Chile, Argentina, and a variety of other countries. The archipelago has also become a popular cruise destination for tourists to the Antarctic region.

Honolulu, the capital of Hawaiʻi and the largest city in the Pacific, blends the energy of a major urban center with the deep roots of Native Hawaiian culture. Set on the island of Oʻahu, it’s home to iconic beaches, royal history, and a rhythm all its own. This sunny capital city is the main portal to the larger Hawaiian archipelago, and the perfect base for exploring Oahu.

Plovdiv, one of the oldest continuously inhabited cities in Europe, carries over 8,000 years of history layered into its streets. The Roman Theater, still in use today, was discovered by accident in the 1970s and now hosts operas and concerts overlooking the Rhodope Mountains. Nearby, visitors can walk the remains of a Roman stadium buried beneath the main pedestrian street, where modern shops and cafés stand above ancient foundations.

Dotted with lighthouses along its shoreline, Portland, Maine is a coastal gem in the northeastern United States and a veritable paradise for lovers of fresh seafood, craft breweries, and small-town charm. At the center of downtown Portland, the Old Port neighborhood boasts a number of unique and historical buildings, trendy restaurants and bars, and picturesque views of the Portland Harbor.