Plymouth Cardboard Boat Race makes a splash

Coast Guard replica boat competing in cardboard boat race

Cardboard boat races bigger than ever at Southampton festival

News - Institution of Mechanical Engineers

Cardboard boat race and cooking out! #cardboardboatrace

Cardboard Boat Races fun for everyone at Marine Heritage Festival

Heavy craft makes a big splash at cardboard boat regatta

In cardboard boat race, the names have it

The story of Bristol's Harbour Festival in 31 amazing pictures

Cardboard Boat Races: Family Showdown on the Water! Who Sank First

News - Institution of Mechanical Engineers

Will it float? Makeshift cardboard boats take to the water during

Schuylerville Cardboard Boat Races Make a Splash! - I Heart NY Y

News - Institution of Mechanical Engineers

Cardboard boat races float on Ellis Lake