No he did not. It was built over a long period of time, in different phases, by many different people.
The Romans did have fortifications on the site but the buildings that can be seen today were started in the 11th century by the Normans.
the white tower at the tower of london
Stone
The Tower of London, the White Tower, was built by William the Conqueror, in 1078.
The Tower of London.
Gedan B. Sindayen
Lego.
It was completed in 1894
The present London Bridge is a pre-stressed concrete box girder bridge.
1886 to 1894
Eight years
About six years.
1886 to 1894