How many bridges were there in London at beginning of

How many bridges were there in London at the beginning of the 11th century? Сколько мостов было в Лондоне в начале XI века?

There were some bridges in London at the beginning of the 11^th century.

 Were there any bridges in London at the beginning of the 11^th century?

What were there in London at the beginning of the 11^th century?

Where were there any bridges at the beginning of the 11^th century?

When were there any bridges in London?

Were there any bridges or parks in London at the beginning of the 11^th century?

Were there any bridges in London in Rome at the beginning of the 11^th century?