Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.

Submerged lava formations create incredible waterworks.

A prehistoric landscape hidden in the cliffs of Maha'ulepu.

This blowhole is supposedly caused by a trapped monster.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Local legend says the remains of Father Christmas lie within the medieval grounds.

Ruins battered by centuries of war and disaster offer a wondrous glimpse of medieval Ireland.

An isolated, rusty phone booth commemorates Iceland's first international telegraph cable.

A lighthouse built to save lives that took quite a few with its treacherous location.

The mysterious round rocks of Schooner Gulch.

A trash dump made beautiful by nature's power.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

The drama of nature in full effect in this Nevada State Park.

The United States Capitol's former columns still stand.