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Expedition Unknown S18E6 — Inca Treasure Tunnels
Expedition Unknown•Season 18•Episode 6

Inca Treasure Tunnels

Aug 5, 202642 min
Discussion

Josh helps discover and explore a labyrinth of lost tunnels; he dodges traffic to assist in a first-ever radar scan below the busy streets of Cuzco, Peru; he joins them as they push into the tunnels and find priceless ancient treasures.

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Cast1

Josh Gates

Josh Gates

Self - Host

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Episode Summary

"Inca Treasure Tunnels" is episode 6 of Expedition Unknown season 18. It aired on August 5, 2026.

Next: E7 · Chasing Civil War GoldBest of Season 18