The home of Mahatma Gandhi during part of the 21 years he spent living in South Africa is now a guest house.

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

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

A beautiful bamboo trail tucked in this famous Japanese Shrine.

A massive cave complex boasts some of the clearest water (and most charming bats) in the world.

Colorado's only true geyser is hidden within the San Juan National Forest.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

The freshest fish here are the ones you catch yourself.

The Victorian-era greenhouse is stuffed with tropical plants, and open 365 days a year.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

The largest greenhouse in the world is home to over one million types of plants.

Nine Gardens in one—with tea service.

Japanese national treasure originally built in 593 CE.

The world of the ancient Celtic civilization explained through a bewitching 11 acre garden.

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

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

2300-year-old Roman road connecting the empire.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

The hallucinogenic center of the ancient world.

An abandoned railroad tunnel is now filled with bioluminescent bugs.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Iceland's largest lagoon is home to stunning multi-colored icebergs.