This vibrant and picturesque city sits near the German border and is the 2nd most popular tourist city in France. Its historic city center is classified a World Heritage Site by UNESCO, and the Stasbourg Cathedral is one of the finest examples of Rayonnant Gothic architecture.

Cairns is the majestic entrance to Australia's Great Barrier Reef. This warm, tropical destination is located in Far North Queensland. Must-see attractions in Cairns include the Tjapukai Aboriginal Cultural Park, which educates tourists about indigenous peoples, and restaurant and bar-dotted Cairns Esplanade, which has a lagoon for swimming.

Passau sits on the confluence of the Danube, the Inn and the Ilz, so it is fitting that it is known as "the Dreiflüssestadt", which means the “City of Three Rivers.” The historical center offers a cathedral, churches and museums to explore, and the embankment is perfect for a romantic stroll.

Huntington Beach, California, famously known as “Surf City USA,” is a paradise for beachgoers and surf enthusiasts alike. With over 10 miles of pristine coastline, the city offers a perfect blend of natural beauty and vibrant coastal culture. The Huntington Beach Pier, one of the longest on the West Coast, is an iconic spot for visitors to watch surfers ride the waves or catch a breathtaking sunset.

Whether you are in D.C. on business or vacation, you'll find that it's a fascinating city that is full of history, art, theatre, and dramatic monuments.