3 ms·

See the concrete canoe competition: https://en.wikipedia.org/wiki/Concrete_canoe https://en.wikipedia.org/wiki/Concrete_canoe http://www.asce.org/concrete-cano

by ubasu 11y ago

See the concrete canoe competition: https://en.wikipedia.org/wiki/Concrete_canoe https://en.wikipedia.org/wiki/Concrete_canoe http://www.asce.org/concrete-canoe-photo-gallery/ http://www.asce.org/concrete-canoe-photo-gallery/