- Oyster Dome is a Chuckanut classic rock outcrop located near Bellingham. The rock outcrop only has 145 feet of prominence from the higher Blanchard Mountain but is the only drawback being on this summit. The true summit as pretty much no view through the trees however there is a nice small outcrop that looks off to the northeast east nearby. To the west of the summit a stunning rock outcrop is home to incredible views of the San Juan Islands, the Puget Sound and into Canada. This would be an excellent sunset hike as the picture below will show. It is very popular year round and attraction people of all abilities and you will usually all different types people on this trail even if the weather is not great.