Usage patterns
〈場所〉の麓に〈物〉があるthere is X at the foot of the mountain
There is a small village at the foot of Mt. Fuji.
麓まで下りるto descend to the foot of the mountain
It took three hours to descend from the summit to the foot of the mountain.
麓の村a village at the foot of a mountain
We stayed overnight in the village at the foot of the mountain.