tag:blogger.com,1999:blog-11787852.post-26022429646487691882008-03-30T22:44:00.000-07:002008-03-30T22:44:00.000-07:00Apparently they were used to store alcohol left for weary travellers along specific trade routes. But some of the other tales are much more entertaining.OasisNickwww.oasistravel.com.aunoreply@blogger.com