Air date: 2012-11-13

Runtime: min

A pilot glimpses a flying saucer, hundreds of UFOs are captured on film in Norway, and the UK’s first criminal investigation into a UFO assault.

Air date: 2012-11-20

Runtime: 60 min

A cyclist sees glowing UFOs in the sky, two US soldiers discover a landed craft, and strange files describing a UFO sighting in Venice from 1936.

Air date: 2012-11-27

Runtime: 60 min

A pilot reports a hovering object 10,000 metres above Paris, a headmaster in Portugal glimpses a strange disc and a driver sees an intense light.

Air date: 2012-12-04

Runtime: 60 min

Locals spot an object above a Portuguese town, military personnel see a series of UFOs in the sky, a craft emits strange lights across a village.

Air date: 2012-12-11

Runtime: 60 min

A thousand strange objects appear over Sweden, a pilot is circled by a UFO, and a journalist uncovers a mass sighting in an Italian village.

Air date: 2012-12-18

Runtime: 45 min

A US pilot vanishes at the height of the Cold War, UFOs are sighted over Germany, and a series of unexplained events shock a Sicilian village.

Air date: 2013-01-12

Runtime: min

From strange lights in the sky to mysterious aircraft maneuvers, explore Europe's unreported – and unexplained – UFO history.