Serbia’s idyllic Krupaj Spring features a waterfall and egg-shaped pond with ducks bobbing on its mirror-like surface.
Adventure
7 Unsung Natural Wonders of the World: White Sands
New Mexico’s White Sands National Park offers 275 square miles of wind-rippled snow-white sand dunes stretching as far as the eye can see.
7 Unsung Natural Wonders of the World: Gunung Mulu
This 210,000-acre Malaysian national park boasts dazzling waterfalls, jagged limestone pinnacles and the largest cave chamber in the world.
7 Unsung Natural Wonders of the World: Laguna Colorada
Bolivia's Laguna Colorada is a shallow saltwater lagoon dotted with rare puna flamingos, set some 14,100 feet above sea level.
7 Unsung Natural Wonders of the World: Guelta D’Archeï
The Guelta d’Archeï is an oasis amid Chad's Ennedi Plateau where nomadic caravans have stopped to water their camels and donkeys for centuries.
7 Unsung Natural Wonders of the World: Scoresby Sund
Complete with calving glaciers and sunbathing seals, Greenland's Scoresby Sund is the world’s largest fjord complex.
