Archinect - News 2014-12-22T12:04:27-05:00 http://archinect.com/news/article/80368574/cave-collector-in-minnesota-hunts-for-additions-to-his-empire Cave Collector in Minnesota Hunts for Additions to His Empire Archinect 2013-08-26T12:10:00-04:00 >2013-08-26T12:11:42-04:00 <img src="http://cdn.archinect.net/images/514x/qo/qohh3o2qwevlih5m.jpg" width="446" height="500" border="0" title="" alt="" /><em><p>Since the mid-1980s, Mr. Ackerman has been traveling to southeastern Minnesota from his home in the Twin Cities area to explore and acquire caves. He is the largest private cave owner in Minnesota and might be the largest in the country, but nobody is certain because not all of his caves have been fully explored to determine their extent.</p></em><br /><br /><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"> <html><head><meta></head></html>