Mono 5th line to Airport rd. and back. There is a parking lot on 5th line just south of Hockley Valley rd. take the Hockley Valley heights sd. trail south to the main trail. Go right to the glacier valley sd trail and go left. Take the sd trail back to the main trail and follow the trail east to Airport rd. turn around and head back along the main trail till you reach the Hemlock ridge sd trail and follow it back to the parking lot. This route crosses some deep valleys and a defunct ski resort so there is a lot of climbing on this section. Trail is mostly ice covered now so don’t forget your spikes. Walk on.