Ancient Superstructures

Viasat History | 2026-09-11 23:10 | 00:15

Ancient Superstructures (Révélations monumentales), Istorinis, Prancūzija, 2026)Aachen Cathedral is a 1,200-year engineering marvel. We decode the „smart” mortar, the hidden iron ring stabilising the cupola, and the metal reinforcements that let stained glass replace stone.