Oklahoma City stands at the crossroads of Western tradition and modern energy. It’s a place where cowboy boots walk into sleek coffee shops, and horse shows take place just a few miles from contemporary art galleries. A good starting point is the National Cowboy & Western Heritage Museum, home to one of the largest collections of Western art and artifacts in the world.

This small yet charming city in Alaska's panhandle is a throwback to the gold rush era. Skagway is a well-preserved part of Klondike Gold Rush National Historical Park.

Nha Trang, located on Vietnam's southern coastline, is a vibrant city renowned for its stunning beaches and dynamic culture. This coastal paradise boasts a 6-kilometer stretch of golden sand along Nha Trang Beach, where turquoise waters meet palm-fringed shores, perfect for sunbathing and swimming.

If you find yourself in Rotterdam, there's a strong chance you've arrived by water. This popular port city (the second largest in the Netherlands) has gone through an architectural renaissance since World War II, with daring, innovative structures dotting the city (cube houses!) and defining its skyline. Café culture is on the rise here, so grab yourself a table and a cup.

Delphi is an iconic historical site and was once the sacred precinct of classical Greece, due to its role in Greek myth as the seat of a prophetic oracle.