Sept. 29. Open rolling prairie, a big mesa to climb and then descend, one bridge from the middle ages that is still in use, and the central canal that waters most of this land bringing water down from the Cantabrian mountains, took us 27.8 km to. . . Frómista, Palencia, Castille y León, Spain.
Tall rubber boots are likely required for most of the caches. Some of the ditches are very steep.