Evidence of our nation's birth abounds in Boston, a hub of revolution that is essentially the oldest city in the United States. Visitors are compelled to walk the 2.5-mile Freedom Trail around the city center, and bear witness to 16 historical locations related to the history of America.

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.

Kirkwall, the vibrant capital of the Orkney Islands, Scotland, is a place where history and culture intertwine with stunning natural landscapes. Founded by Norse settlers over a thousand years ago, Kirkwall is steeped in Viking heritage, with its centerpiece, the magnificent St. Magnus Cathedral, standing as a testament to the town’s medieval past.

North Conway, located in New Hampshire’s Mount Washington Valley, has drawn visitors since the mid-19th century, when artists from the White Mountain School began painting its dramatic landscapes. Today, the area still offers scenic appeal, anchored by the towering presence of Mount Washington, the tallest peak in the northeastern U.S. Historic photographs and lithographs of North Conway hang in galleries downtown, showing just how little the iconic views have changed in over 150 years.

Fraser Island, or K’gari as it is known to its Traditional Owners, the Butchulla people, is a gem off the coast of Queensland, Australia. The world's largest sand island, stretching over 120 kilometers, is a place where nature dazzles and adventure beckons. Renowned for its unique ecosystems, Fraser Island offers a diverse landscape of lush rainforests growing on sand, crystal-clear freshwater lakes, and expansive sand dunes.