Christopher Columbus wrote on his dairy the multiple UFO/USO sightings witnessed by him and crew members on his first travel to the American continent.

On many occasions the UFO sumerged into the ocean and viceversa.


Christopher Columbus UFO sighting in 1492

Date: October 11,

Location: Atlantic Ocean,

In 1492, Christopher Columbus and Pedro Gutierrez while on the deck of the Santa Maira, observed, "a light glimmering at a great distance." It vanished and reappeared several times during the night, moving up and down, "in sudden and passing gleams."

Source: 'The Life and Voyages of Christopher Columbus'