Overview:
Explore a massive defensive wall surrounding a historic Colombian city and see how a series of eerie metal structures protected the English coast during WW II; then visit a vast underground refuge in Turkey designed to protect tens of thousands.
Genre : Documentary
Actors : Andrew McPherson
Release Date : 2026-08-13
Duration : 44 menit
Rating : ⭐ 7/10 (1 votes)
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