Phenomenon: The Lost Archives 2 Episodes On One Tape

Noah's Ark Found?
In 1960, a joint U.S./Turkish expedition sets out to investigate a boat-shaped object in the Ararat Mountains. Through this investigation bears little fruit, stage is set for archeologist Ron Wyatt, thirty-five years later, as he assembles the proof that may establish the remains of the legendary Noah's Ark.

Tunguska: The Russian Roswell
Just prior to the Russian Revolution, a mysterious explosion lays waste to 200 square kilometers in Siberia. The official story alleges the impact of an asteroid, but could it have been the explosion of an extraterrestrial craft? Scientifically speaking each conclusion has equal merit.