Great Tools: ancestry.com geni.com Aug 24, 2010 15:04:01 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Chang Sha on Aug 24, 2010 15:04:01 GMT -5 Tell us you experience with these tools. If there are others you'll used, let us know.www.ancestry.comwww.geni.comwww.searchforancestors.com/locality/asiaGPS (global positioning system). GPS requires three items: latitude, longitude , and elevation.