This is the 763rd most frequent Italian word.
londra
London.
The word 'Londra' here is used as a proper noun referring to the city of London.
Londra è una città molto affascinante.
London is a very fascinating city.
Here, 'Londra' is used to specify the destination of the speaker's interest.
Vorrei visitare Londra durante le vacanze.
I would like to visit London during the holidays.
In this sentence, 'Londra' is used to describe a characteristic associated with London: its weather.