The Catacombs of Paris, France: An subterranean labyrinth of tunnels containing the remains of almost six million individuals.
The Salt Cathedral of Zipaquira, Colombia: A huge subterranean cathedral with amazing sculptures and a spooky atmosphere that was fashioned out of a salt mine.
The Island of the Dolls, Mexico: A little island covered in unsettling dolls that was left by its previous owner as a memorial to a drowning girl.
The Winchester Mystery House, USA: A strange house with many rooms, labyrinthine hallways, and stairs that never end.
The Crooked Forest, Poland: A curious group of trees that appear to have no obvious reason for their peculiar form and that are growing at odd angles.
The Door to Hell, Turkmenistan: A sizable crater in the desert that has been engulfed in flames for more than 40 years.
The Museum of Broken Relationships, Croatia: A group of items, each with a backstory provided by individuals following the breakdown of their relationships.
The Mummy Museum, Mexico: A museum that displays ancient mummies, some of which date back more than 2,000 years.
The Underwater Sculpture Park, Grenada: Hundreds of sculptures make up an underwater park that acts as a special home for marine life.