Erin, Ben and James travel to Varginha, Brazil, known as the "Roswell of South America," because numerous UFO sightings have been reported there. The team investigates rumors of alien life forms hiding in the jungles outside the city.

Ryder, Ben and James head to the Colorado Rockies to investigate claims of animal mutilations and reports of abductions. These instances take place in San Luis Valley, a town with decades of history involving UFO sightings.

Before NASA's shuttle program shut down, residents in Florida reported a series of strange glowing orbs trailing the shuttle's launch into space. Ryder, Ben and James launch a daring mission around Kennedy Space Center to investigate whether aliens are watching Earth from above.

Residents in central California fear they are being watched after witnessing unusual objects patrolling the night skies. Some say the government is using alien aircraft to spy on citizens.

For decades, the skies above the desert sands of Roswell, N.M., have been home to thousands of reports of unidentified flying objects. But one particular home video has the Chasing UFO's team in hot pursuit of the truth.

Since 1993 UFO sightings have haunted some residents of Phoenix, Ariz. Reports from hundreds of people all note seeing a triangular formation of lights in the sky. Ryder, Ben and James start by watching the video footage captured in 1993 that also highlights a similar-shaped item floating above.

The saying, "Everything's bigger in Texas" proves to be true when Ryder, James and Ben investigate reports of mysterious lights spotted in the skies over two Texas towns.

A pair of videos draws the team south of the border to determine if proof of extraterrestrials is hiding somewhere in Mexico.