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.

This capital of Norway has lots of things to offer such as the waterside Norwegian Maritime Museum and the Viking Ship Museum, with Viking ships from the 9th century.

Nestled amid the stunning red rock formations of northern Arizona, Sedona is a destination where natural beauty, spiritual energy, and outdoor adventure converge. Known for its vibrant landscape of towering red rocks, Sedona is often called “Red Rock Country.” Visitors can explore this breathtaking terrain through a myriad of trails suitable for all skill levels.

Chiang Mai is a wondrous location with mountainous landscapes and many natural attractions. It is most famous for its beautiful ancient temples. Popular activities include worshiping at Wat Phra That Doi Suthep, a Buddhist temple and important landmark of Chiang Mai people, shopping at Thapae Walking Street and the Queen Sirikit Botanical Garden and Rajapruek Royal Park.

Southeast Spain's seaport of Cartagena is a large naval base on the Mediterranean coast. The city was founded in 220 B.C. and boasts Roman ruins, mosaics and murals.