This Stunning Animation of How Bridges Were Built in 14th Century Prague

Check out this very informative animation we learn how the famous Charles Bridge was built in 1357. The historic bridge spans the Vltava (Moldau) river in Prague, Czech Republic, and is 516 metres (1,693 ft) long and nearly 10 metres (33 ft) wide. It was made as a bow bridge with 16 arches shielded by ice guards, it is simply brilliant.