The BEST episodes of Mysteries of the Abandoned season 12
Every episode of Mysteries of the Abandoned season 12, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Mysteries of the Abandoned season 12!
They were once some of the most advanced structures and facilities on the planet, standing at the cutting-edge of design and construction. Today they are abandoned, dangerous, some of them even deadly. From uninhabited cities to empty factories, these long-forgotten engineering marvels are scattered around the globe. Science Channel uncovers why some of the world's most advanced architectural achievements were eventually left behind in the all-new series Mysteries of the Abandoned.

#1 - Soviet Slam Dunkers
Season 12 - Episode 1 - Aired 8/13/2025
An elaborate stadium in Lithuania hosts an unlikely Cold War matchup; an industrial relic in England gets caught in a heated labor dispute; a gothic-style tower in Memphis attracts rock and roll royalty.
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#2 - The Osage Oil Murders
Season 12 - Episode 2 - Aired 8/20/2025
A town in Oklahoma is transformed by the discovery of oil fields; a former school in Cambodia becomes the site of crimes against humanity; a remote radar facility in Latvia symbolizes the threat of nuclear warfare that characterized the Cold War.