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.

Nestled in the northeastern corner of South Africa, the Blyde River Canyon offers a breathtaking panorama of natural beauty and geological wonder. As one of the largest canyons in the world, this verdant ravine stretches approximately 26 kilometers long and plunges to depths of over 800 meters. Its lush, subtropical foliage and dramatic rock formations create a landscape that is both picturesque and awe-inspiring.

Monterrey, the capital of Nuevo León, stands at the foot of the Sierra Madre Oriental and has long been recognized as one of Mexico’s most industrial and innovative cities. The Macroplaza is one of the largest public squares in Latin America and links historic buildings like the 18th-century Metropolitan Cathedral with newer sites like the Museo de Historia Mexicana and the Faro del Comercio, a towering orange structure that beams a green laser across the sky each night.

Durban is a big subtropical city in the north-eastern province of KwaZulu/Natal. It has been a major port since the 1850s and is home to the largest concentration of Indian-descended people in the country - Mohandas Gandhi arrived here as an indentured labourer in 1893. Today the city is better known as a holiday-makers' fun parlour with a happening nightlife.

Copper River, Alaska's fourth largest river travels from the dry interior climate to the temperate rainforest along Prince William Sound.