Talk:2015-10-04 28 -81
From Geohashing
Lots of almost circular lakes - was that sink hole country? --Sourcerer (talk) 17:42, 4 October 2015 (EDT)
- Definitely. Here's a 2008 map for Orange County for reference. --DrCanadianNinja (talk) 09:51, 5 October 2015 (EDT)
- We sometimes get smaller ones in the UK. There was one a few days ago about 20 metres diameter and 10 metres deep. In 1988, one tried to swallow a bus in my own Norwich graticule.
