June 7th: Bonneville to Flumet

Waking up to a generous breakfast, we loaded up the car only to discover that the tandem had a rear flat tire. An inspection of the tire carcass on both inside and outside, I found no foreign matter, and so replaced the inner tube, which turned out to have a leaking patch. I replaced that with a brand new TPU tube, which held this time. This used up all the battery on my electric pump, but there’s…