These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

The king of U.S. high points towers over every other peak on the continent.

This Italian foot path winds through the mountains via 52 individual tunnels.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

This Japanese-inspired labyrinth of hot springs is hidden in a Chilean forest.

This highest bridge in the world spans such a great chasm that it had to be established using rockets.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

This tiny island protects a number of rare bird species by only allowing visitors to set foot on the beach.

These giant metal horses graze on a hilltop near the Montana highway.

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

The sea once considered an ecological wasteland is now called "crown jewel of avian biodiversity" by scientists.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

Abandoned medieval hill town.

Haven for Cape Fur Seals, until the Ring of Death of jumping Great White Sharks arrives.

One of the highest emergency huts in the world has been waiting almost a century to give imperiled climbers a place to lie down.

The most isolated mailbox in America lets desert travelers record their passing.

A sacred mountaintop temple offers a fine cup of tea to visitors who can survive the journey.

Menacing or in memoriam, the Silent People and their meaning are left to interpretation.

Largest island in the Baltic Sea experiences such idyllic weather that roses bloom in the middle of December.

20-foot tall lamp mumbles Swedish to celebrate the holidays.

Submerged trees jut ghost-like out of an idyllic turquoise mountain lake.

The largest game reserve in Africa is home to thousands of species but refuses to house humans.

A small, but award-winning beach known for its literally spotless reputation.