Our final day in Eastern Washington / Idaho was spent on a tube float down a portion of the Spokane River. It had a nice mix of rapids and calm stretches. Occasionally, all of us would be able to float together:
But when it was rapids-time, we were on our own:
The water was pretty cold, and only Tor made the (brief) jump into the water, which he instantly regretted. The total time was just over 2 hours, just long enough for a couple sunburns.