Several mysterious objects are spotted over Miami and in the skies above Mexico, which could be evidence that UFOs exist. Strange remains found on a South Carolina beach could be from an escaped mutant monkey.

Strange objects caught on a drone cam over Wisconsin; a strange sound recorded in a North Carolina backyard; several airplanes appearing to defy the laws of physics.

A large serpent captured on video; several strange rings seen floating in the sky; an infamous lake monster known as the Ogopogo possibly captured on film.

A flying object caught on U.S. government cameras; a strange sound traveling through 5,000 miles of ocean; the sighting of an apparent ghost ship floating in Lake Superior.

A strange figure caught on a security cam; a statue that appears to be crying real tears; a smartphone app said to allow people to control reality.

Examining whether a girl whose reflection doesn't match her expression is proof of a simulated reality; suggesting that Mars was colonized centuries ago; a mysterious hum being heard around the world.

A recent video of a large, hairy creature and casts of its footprints; a man dodges rush hour traffic with seemingly superhuman reflexes; a woman escapes from her sinking vehicle without opening the doors or windows.

Examining whether centuries-old photos are proof that reincarnation is actually occurring; whether nuclear waste off the coast of Russia could be creating an army of mutant fish; secret government space weapons.

A strange footprint and a foul smell; a mysterious cluster of mounds on the moon; a whisper heard in the desert that resembles an ancient pharaoh's curse.