Close Encounters, Episode 11

Two cousins encounter a "mothership" three times the size of a football stadium in 1996. In 1967, guards at an air force base in Montana spot a UFO and all hell breaks loose.

Dozens of witnesses report seeing a fiery object falling through the Pennsylvania sky in 1965. In 1997, Phoenix residents claim to spot boomerang-shaped UFOs above their homes.

On a country Texas road in 1980, a diamond-shaped UFO melts a vehicle below. In 1967, a man in Manitoba encounters a flying disc and reports hearing voices inside.

A Japanese airline crew in 1986 encounter two UFOs en route from Paris to Tokyo. In 1979, a man in Minnesota skids off the road after a mysterious beam of light engulfs his car.

In 1966, a class of Melbourne students spot a UFO and are told never to speak of the incident. A man's car dies in 2009 after he spots a cigar-shaped object in the New York sky.

A teenager sees a mushroom-shaped object appear in the field while feeding his sheep in 1971. In 2000, police officers in Illinois chase a triangular UFO the size of a house.

In 1980, soldiers encounter a luminous craft and dancing red lights in Suffolk. Witnesses report a metallic UFO hovering over water and crashing in Nova Scotia in 1967.

A silent football-shaped object causes grave concern when it's spotted in Maine in 1975. In 1946, a UFO crashes and causes a deafening explosion as it crashes in northern Sweden.

An Australian banana farmer spots a saucer-shaped UFO rising out of a swamp in 1966. That same year in Victoria, a man veers off the road while distracted by lights in the sky.

A policeman hears a loud roar and sees an oval-shaped UFO in New Mexico in 1964. In 1994, a postal worker in Frankfurt spots an aura of light and a luminous object in the sky.

In 1980, an Australian rancher witnesses a hovering UFO that shoots out a black tube-like object. A French biologist is left stunned when he spots a saucer-shaped craft in 1982.

Teens on a Christian retreat spot an object land on a hill, emitting solid beams of light in 1972. In 1989, two Belgian police officers chase a triangular craft across fields.

In 1974, a Saskatchewan farmer reports seeing objects hovering in a field before they vanish into the ether. Connecticut citizens witness strange lights and a giant UFO in 1984.