The other night there was thunder along the lower flanks of the San Gabriel mountains.
There are a few dozen developed rock climbs up to seven pitches long on the lower flanks of the mountain.
Here on the lower flanks of the mountain the land was turned and crumpled.
The island is densely jungled on its lower flanks, while the upper slopes are almost bare.
It is possible that the name refers to the limestone rock on the lower northern flanks.
Most of Olallie Butte except the lower western flank now lies within the reservation.
On the lower flanks of the hill I found several ancient tombs cut in the rock.
On the lower flanks of the cone, the rocks are mostly palagonite lapilli-tuff.
Other than its lower eastern flanks, the entire hill is open country and therefore available for walkers to wander over at will.
At this distance it plainly overlooked them still, from its perch on the low flank of a mountain pass.