http://www.switched.com/2009/02/25/geothermal-cave-home-up-for-sale-on-ebay/ Switched Comments for Geothermal Cave Home Up for Sale on eBay http://www.switched.com/media/feedlogo.gif http://www.switched.com en-us Copyright 2012 Weblogs, Inc. The contents of this feed are available for non-commercial use only. Blogsmith http://www.blogsmith.com/http://www.switched.com/2009/02/25/geothermal-cave-home-up-for-sale-on-ebay/http://www.switched.com/2009/02/25/geothermal-cave-home-up-for-sale-on-ebay/Feb 25th 2009 2:12PM