Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

Poland's oldest salt mine has nearly everything one needs to live underground forever.

The celebrated eyesore created by starry-eyed sweethearts.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Hindu temple of the dead home to hundreds of long-tailed macaques.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

The famous aviator's final resting place is a study in natural beauty.

Images chiseled into the basalt here date back an estimated 300 years.