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.

Uyuni, in southwestern Bolivia, is best known as the gateway to the world’s largest salt flat, Salar de Uyuni. Once a humble railway town, Uyuni has grown into a base for travelers drawn to this surreal landscape, where an ancient dried-up lake has left behind a vast expanse of glistening salt crust.

Glenwood Springs, Colorado, is a picturesque resort town famous for its geothermal springs. Nestled in a scenic canyon of the Rocky Mountains where the Colorado and Roaring Fork Rivers meet, Glenwood Springs will enthrall you with its natural beauty, including towering red sandstone cliffs, snow-capped mountains, and lush forests.

In the heart of South America, Ecuador offers a compact yet astonishingly diverse experience for travelers. From the cobbled streets of Quito’s historic center to the vibrant Afro-Ecuadorian rhythms of Esmeraldas, the country pulses with stories waiting to be discovered. Just a short drive away, visitors can stand on the equator line at the “Mitad del Mundo” and participate in engaging experiments that demonstrate the planet’s gravitational quirks.

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.