1. The Door to Hell, Turkmenistan:
The “door” is a huge, gas-filled crater that’s been burning nonstop since it was lit by Soviet scientists in 1971.
This historical discovery will rewrite our history
2. The Catacombs of Paris:
The remains of over six million people are found in Paris’ dark, labyrinthine underground tunnels.
3. The cenotes in Mexico:
Natural sinkholes that were literally used for sacrifices by the ancient Mayans.
4. The Tunnel of Love, Ukraine
Found deep in the forests of Ukraine, the Tunnel of Love was formerly used to transport industrial goods from a nearby factory.
5. The Richat Structure, Mauritania:
It was once thought to be the result of an asteroid impact, but it’s now argued to be a deeply eroded geologic dome. The Richat Structure is also known as the Eye of the Sahara and is visible from space.
6. Mount Buzludzha, Bulgaria:
The former home of the Bulgarian Communist Party is now an abandoned saucer-like structure atop a mountain.
7. The Initiation Wells, Sintra, Portugal:
Located in the Quinta da Regaleira palace, The Initiation Wells are two underground towers that were once used for ceremonies, including Tarot rites.
8. Aokigahara Forest, Japan:
Also known as the Suicide Forest or Sea of Trees. Mount Fuji towers over this eerie forest.
9. Cappadocia, Turkey:
Vast networks of underground chambers and tunnels, some of which bear Byzantine frescoes. Incredible.
10. Masaya Volcano, Nicaragua:
This volcanic crater, which has a history of human sacrifice, was referred to as the “Mouth of Hell” by the conquistadors.
11. The tree roots of Meghalaya, India:
A normal wooden bridge would quickly rot in Meghalaya’s subtropical climate — but these bridges consist of ancient tree roots and vines, and they’re very much strong and alive.