10 Downing Street

Sender: Neil
10 Downing Street
The most famous door in the United Kingdom!

10 Downing Street, is the official residence of British Prime Ministers since 1735. The building is much larger than it appears from its frontage. 

One interesting fact: No 10 Downing Street is one of the most heavily guarded buildings in Britain. The front door cannot be opened from the outside because it has no handle, and no one can enter the building without passing through a scanner and a set of security gates manned by armed guards. However, in the first five years after Tony Blair became prime minister, 37 computers, four mobile phones, two cameras, a mini-disc player, a video recorder, four printers, two projectors and a bicycle were stolen from the building...