The nation’s space agency may or may not be trying to hide something, but it just did something extremely suspicious.

As reported by the U.K.’s Daily MailNASA officials recently discovered a trove of historical tapes from the Apollo era, when the space agency was sending astronauts to the Moon — and then destroyed them after they turned up in a basement in Pittsburgh:

NASA recently destroyed hundreds of mysterious tape reels and two Apollo-era NASA computers used during the height of the Space Race, documents have revealed.