An curved arrow pointing right. Deep in the rainforest-covered highlands of Kauai, Hawaii, adventurous travelers can take inner tubes through irrigation channels and tunnels from an abandoned ...

I try to use my gloved hands on the side of the canal to move myself back, but I make things worse by causing my inner tube to spin. I prefer to float down the canal face in front, but I’m ...

I booked the mountain tubing tour with Kauai Backcountry Adventures ... visitors in large inner tubes float down Hanamaulu Ditch, a historic irrigation system that once watered crops, and through ...