Olympic National Park occupies Washington State’s remote northwest corner, shaped by isolation and ecological range rather than a single defining feature.

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

The Orange River is the longest river in South Africa and one of the defining natural features of southern Africa.

As a city located in a Baltic Sea archipelago, it's not surprising that Stockholm has 50 bridges and sightseeing boats moving people between its 14 islands. This contemporary and welcoming capital of Sweden is nonetheless easily navigable by foot. Every district here has a distinct flavor, from the sophisticated Östermalm to the bustling downtown energy of Norrmalm to the delightful Old Town.

The Loire Valley stretches along the gentle curves of France’s longest river, a place where riverside towns, historic estates and vineyards have shaped daily life for centuries. This long stretch of landscape was recognized as a UNESCO World Heritage Site because of its remarkable cultural landscape, which includes towns like Tours, Blois, Amboise and Saumur and a tapestry of castles standing beside the river banks.