1. Big ben is a clock tower in London. Big ben is the nickname of a bell that rings in the clock tower at the northern end of the house of parliament in Westminster, London.

2. The clock tower Big ben cast 1856 and became operational 1859. Big Ben is next to the river thames. Big ben´s official name is Great bell of westminster.

3. The palace of westminster Big ben is one of Londons best known buildings.

4. Some believe it got its name from sir Benjamin Hall that lead the work of building the clock. Heres a pitcture Of Benjamin Hall