Behold beautiful Lucerne! This German-speaking area of central Switzerland on Lake Lucerne is a truly spectacular locale. Surrounded by mountains and notable for its famous Chapel Bridge, this idyllic and musical Swiss locale is wonderful any time of year.

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.

Glencoe lies in the western Highlands of Scotland, where a long, steep-sided valley cuts through mountains shaped by ancient volcanic activity and glaciation.

León, in northwest Spain, is a city where Roman, medieval, and modern layers coexist. Its historical heart features the León Cathedral with its remarkable stained glass, the Basilica of San Isidoro, and winding streets that hint at centuries of trade and culture.

Tucked between Jordan's sandstone cliffs in the southwestern desert, Petra was carved directly into rose-colored rock more than 2,000 years ago. Visitors approaching through the narrow gorge known as the Siq are rewarded with their first glimpse of Al-Khazneh, the Treasury, a towering facade that seems to appear from another world.