Season 4
8 episodes · Oct 9, 2025
Season Videos
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S4E1It's Getting Hot in Here
Oct 9, 202542mGet a birds-eye view of a mysterious, massive explosion in China and a quickly melting glacier on Earths iciest continent; investigate a strange orange haze enveloping the Big Apple, then float over a toxic, too-hot-to-handle lake in New Zealand.
S4E2Disasters
Oct 16, 202542mRevealed from above; mysterious holes in Isreal; a ghost village hidden in the Colombian jungle; a shipwreck off the coast of Sri Lanka; and a gutted airplane fuselage abandoned in Iceland.
S4E3Desert Mysteries
Oct 23, 202543mInvestigate an abandoned village in the shifting sands on Dubai's outskirts and a collection of inexplicable stone circles in Colombia; a mysterious hilltop tower in Iran and a puzzling purple phenomenon in Chile's Atacama Desert.
- S4E4
Ancient Civilizations
Nov 6, 202543mCome across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta; puzzle over an ancient ruin in Corinth, Greece, and explore an old structure on a Maltese island.
- S4E5
Ice Cold Mysteries
Nov 13, 202543mUnlock an abandoned site on a remote Antarctic isle and check out mysterious shapes in the Finnish snow; puzzle over an inexplicable monolith in the far reaches of Norway, then get shocked by a blood-red frozen waterfall at the bottom of the world.
- S4E6
Archaeological Mysteries
Nov 20, 202543mPuzzle over an out-of-place relic from World War II and get a bird's-eye view of stone circles in Norway; examine mysterious, ancient mounds on the banks of the Mississippi and uncover the dark history of a medieval English village.
- S4E7
Mysterious Marine Creatures
Nov 27, 202543mThe view from above reveals baffling behavior from one of the ocean's fastest fish; whales with a strange, aquatic accessorizing habit; a confounding congregation of sharks down under; a perplexing collection of circles decorating the seabed.
- S4E8
Mysteries of the Abandoned
Dec 4, 202543mThe view from above reveals a derelict complex of pod-like structures with seemingly alien origins; a bewildering concrete construction in the mountains of Bosnia; a puzzling collection of out of place shapes discarded in the wilds of Greenland.