Hitchhiking a boat is a bit like hitchhiking a plane. There are not so many boats...
Your best chances are to become part of the crew. Some links:
- http://www.windowsoncyprus.com/crew_list.htm
- http://www.sailingalternatives.org/crew.htm
- http://www.floatplan.com
- http://www.crewfile.com
- http://www.cruisenews.net/cgi-bin/crew/webbbs_config.pl
- http://www.cruiser.co.za
- http://www.sailnet.com
- http://www.boating.co.nz
- http://www.latsandatts.net
- http://www.7knots.com
- http://www.worldcruising.com
- http://www.ships-for-sale.com
- http://www.dockwalk.com
- http://www.reliance-yachts.com
- http://www.partnersandcrews.com
- http://www.crewplusboats.tw.odessa.ua
- http://www.cs.ucla.edu/cgi-bin/geoff/cruisecrew/proto.cgi/crew
- http://www.boatingoz.com.au/noticeboardcrew.htm
- http://www.jamiesonmedia.com.au/cgi-bin/bbs_index.cgi
- http://www.hypermax.com/cgi-local/guestbook4.pl
- please add some comments about these sites if you know more