Cork Boat is a vessel designed and built by American speechwriter John Pollack and his partner Garth Goldstein.
The ship, composed of exactly 165,321 wine corks,[1] took over two years to complete.
Cork Supply USA also paid to ship the boat to Portugal for its trip down the Douro River.
When finished in 2002, Pollack and his friends traveled with their ship down the Douro River in Portugal; his trip received a large amount of media attention.
[2][3][4][5] Pollack wrote a memoir about the experience entitled Cork Boat.