The M25 motorway.
The Tower of London is surrounded by a (dry) moat.
No.
London is on the river Thames which flows into the North Sea.
You cant isnt it surrounded by water?
England is an island completely surrounded by water.
It isn't in a county. Greater London is its own administrative area but is surrounded by the counties of Kent, Surrey, Berkshire, Buckinghamshire, Hertfordshire and Essex. Middlesex after the reorganisation. Middlesex BEFORE the reorganisation. Middlesex is now only a postal address.
None because Big Ben is the name of a bell surrounded by 4 clocks.
There are no cities that border London. If you mean the cities within Greater London, they are the City of Westminster and the City of London Corporation which is administratively separate from the rest of London.
Richmond Park in London is 955 hectares (9.55 km2) which makes it significantly larger than Munich or Dublin's parks. It is well within London city limits, being surrounded by Kingston, Twickenham, Wimbledon and Putney.
Antarctica is surrounded by the Southern Ocean, it is not surrounded by mountains.
Tikal is surrounded by jungle.
Great Britain is a country surrounded by water. It includes many ports including the major seaports of Whitby, Sunderland, Red Car, and the Port of London.