Animation Shows How Bridges Were Built in 14th Century

In this informative animation we learn how the iconic Charles Bridge was constructed in 1357. The historic bridge crosses 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 built as a bow bridge with 16 arches shielded by ice guards.