From UFOs to psychic powers and government conspiracies, history is riddled with unexplained events. You can turn back now or learn the Stuff They Don't Want You To Know, an audio podcast from HowStuffWorks.com.

Canada's Roswell: The Shag Harbor Incident

May 3, 201948 min
In 1967 the tiny fishing community of Shag Harbor became ground zero for one of the most infamous UFO sightings in Canadian history. More than 50 years later, people still haven't forgotten the bizarre series of lights they saw that October night... but what exactly were they? Listen in to learn more about the mysterious event known as Canada's Roswell. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers