- The Couger/Squak Corridor technically borders Issaquah at the single point of its northeast corner. The adjacent corners are parcels of the Squak Mountain State Park.
- NGC 5823 (Wikipedia)
NGC 5823 (also known as Caldwell 88) is an open cluster in the southern constellation of Circinus, near (and extending across) its border with the constellation Lupus. It was discovered by Scottish astronomer James Dunlop in 1826.
Washington Trails Association