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.

Stretching 277 miles in length and more than a mile deep, this vast canyon reveals layers of geologic time stacked like pages in a book. Standing on the South Rim, visitors can look out over colorful cliffs and winding trails that have drawn explorers, artists, and travelers for generations. The views change with the light starting with crimson at sunrise, golden at sunset, and every hue in between.

Mogadishu, the capital of Somalia, is a city with a story that spans more than a thousand years. Its coastal setting has long shaped its character, blending African, Arab, and Persian influences that can still be seen in its culture and architecture today.

Located on Ecuador's central coast, Manta is a port city frequented by many South American cruises. Manta is known for its delectable seafood and variety of pleasant beaches.

Once a big, bustling sea port for the Scottish wool trade and known as Kampvere, Veere is now a small village whose economy mainly relies on tourism. A major point of interest for visitors is the Campveerse Toren (Campvere Tower), built as part of the city defenses around 1500 and now serving as one of the oldest inns in the Netherlands