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ANCIENT MEGASTRUCTURES

St Pauls Cathedral: The Dome

The most iconic element of St Paul’s is the mighty dome of St Paul’s, topped by a gold cross 111 metres above the ground. Weighing 65,000 tonnes it is held up by 8 awesome pillars and is Sir Christopher Wren’s greatest engineering achievement.

The Alhambra
The most impressive monument to Muslim engineering in the Western world the Alhambra towers over...
(01:01)
The Alhambra: Wonder of Islam
Dominating the skyline of Granada in Southern Spain, The Alhambra is an architectural wonder...
(04:48)
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