Bamboo tripod, inner tube

Speaker elevator, inner tube lashing, plumbing attachement
http://www.flickr.com/photos/rockthebike/6997027764/in/photostream/


Amphibious bike
http://www.dclxvi.org/chunk/operations/aquachop/

lashing
http://www.instructables.com/id/Bike-Trailer-and-Cargo-Bike/step5/Finishing-the-Lashing/
http://outriggersailingcanoes.blogspot.co.nz/2009_02_01_archive.html
http://www.tdem.co.nz/boat/windsurfer.html
http://teachertomsblog.blogspot.co.nz/2010/07/making-forest-house.html