GardenFilter: We just harvested some potatoes and came across these potato-like knot things. We found about five or six in a bed that hosted both potatoes and garlic, though they were found kinda far from the garlic and well under ground—at least four inches. What are they? [more inside]
posted by Toekneesan on Aug 2, 2009 - 17 answers

What are these weird posts on the sidewalk in Manhattan? [more inside]
posted by dcjd on Sep 1, 2008 - 4 answers

Are there any good online resources for "Mystery Object" games? [more inside]
posted by djstig on May 9, 2008 - 5 answers

Occassionally found on the sidewalks of Seattle, and probably other cities, steel blue columns stand about three feet tall, bolted down to the concrete. About seven inches in diameter, they are topped with a cap one foot tall with a door in the side. A padlock keeps the door shut. What are these things? [more inside]
posted by tomharpel on Sep 18, 2004 - 17 answers