strange foundationI was planting a tree in an area behind my property when I found a small strange foundation in the ground. It is small, and was buried under several inches of soil, so I assume it is very old. How can I find out what it was?Thanx. Ronald KiplingMarch 28 2011 - US00YesReport a ProblemProblemSelect oneOffensive contentIrrelevant contentSpam (pure self-promotion)OtherDetailsYour emailPlease enter a valid email address.Submit CancelContent flaggedWe will review this content. Thanks for helping make the site more useful to everyone. To learn more, read Zillow's Good Neighbor Policy.We're sorry. This service is temporarily unavailable. Please come back later and try again.