Tourists ride floating sea pontoon like a rollercoaster as 8ft waves break in China

Russian military shows off floating pontoons for crossing river

Tourists take wobbly pontoon bridge to reach boat

Two men hilariously struggle with floating sea dock being battered by waves

Couple fall on their backsides while crossing floating dock in choppy sea

Five tourists killed when van falls into river from pontoon bridge in China

Stranded pensioner survives after pontoon overturns in raging flood in Thailand