You might want to filter your gazetteer search results better: searching for "Ipswich" gave me a town in Australia, and searching for "Norwich" gave me a town in the US...
To reproduce, click the "Ipswich" link on the homepage, then put your cursor in the location box at the top-right and hit enter.
Gah, I thought I'd fixed all those odd locations. I'm using Nomanatim for geocoding, which seems to pick up a lot of the 'new world' locations rather than the originals - I'll go through them all again later and fix the wrong ones!
To reproduce, click the "Ipswich" link on the homepage, then put your cursor in the location box at the top-right and hit enter.
Nice for the places that have data, though :).