Lansdown is a suburb of the World Heritage City of Bath, England, that extends northwards from the city centre up a hill of the same name. Among its most distinctive architectural features are Lansdown Crescent and Sion Hill Place, which includes a campus of Bath Spa University.
There are architectural features that make Lansdown well known to it's citizens and abroad. 
The word distinctive implies that those features make it well known. The computer said there is a very low chance of this being true. But it is true.