Still operational, the top-secret Air Force base known as Area 51 in Nevada has captured the imagination of both conspiracy theorists and Hollywood for decades. The secrecy around stealth aircraft testing led to rumors of UFOs and aliens, wild government experiments and even a staged moon landing and has made it become a bizarre tourist destination.

Area 51

Perhaps the most famous mysterious place in the world, The Bermuda Triangle is an area of about 500,000 square miles in the Atlantic Ocean between Bermuda, Puerto Rico, and Miami, Florida. More than 20 planes and 50 ships are said to have mysteriously vanished into thin air or crashed without explanation.

The Bermuda Triangle

Antarctica is home to a crimson-hued waterfall called Blood Falls that starkly pours down five stories along an icy white glacier. Scientists finally determined that the grisly color comes from salty, iron-rich water from inside the glacier oxidizing and rusting once it's exposed to oxygen.

Blood Falls

A heartbroken man single-handedly built Coral Castle in Homestead, Florida, over the course of 25 years, until his death in 1951. He cut, moved, and sculpted more than 1,100 tons of coral rock a mysterious feat of engineering considering he did it all using only hand tools.

Coral Castle

Planted in the 1930s, this Polish forest has several hundred peculiar fish hook-shaped pine trees with an almost 90-degree bend at their base. Some believe that a human was used to make curves, while others speculate a winter snowstorm could have given this fascinating forest its interesting design.

Crooked Forest