at SE end of Douglas I., on Stephens Passage, at S end of Gastineau Channel, 2.4 mi. S of Dupont and 9.5 mi. SE of Juneau, Coast Mts.
Named in 1884 by W. H. Dall, U.S. Coast and Geodetic Survey (USC&GS); published in 1883 Coast Pilot (p. 171). DeArmond (1957, p. 42-43) believed that Dall, as a student of Sir Walter Scott's writings, took the name from Tantallon Castle, North Berwick, Scotland, one of the castles of the Douglas Clan.
Arden Point, Bishop Point, Circle Point, Cooper Point, Cove Point, False Arden, Flat Point, Grave Point, Greely Point, Icy Point, Jaw Point, Norway Point, Point Salisbury, Southeast End, Station Point, Tantallon Point, Tantallon Point,
Annex Peak, Mount Bradley, Bulger Hill, Butler Peak, Cairn Peak, Clark Peak, Deadview Peak, Gastineau Peak, Groundhog Hill, Hawthorne Peak, Irving Peak, Mount Juneau, Mount Maria, Martin Peak, Matin Peak, McDonough Peak, Middle Peak, Mineral Hill, North Rhine Peak, Observation Peak, Olds Mountain, Roberts Peak, Scorpion Peak, Sheep Mountain, South Rhine Peak, Split Thumb, Thoroughfare Mountain, Topless Peak, Mount Troy, True Summit, Vesper Peak, West Peak, West Summit,
Annex Ridge, Blackerby Ridge, Canyon Ridge, Chicken Ridge, Gold Ridge, Hawthorne Ridge, Heintzleman Ridge, The Horn, Juneau Ridge, Powerline Ridge, Ptarmigan Ridge, Salmon Creek Divide, Salmon Ridge, Sheep Creek Divide, Sol Thumb, The Thoroughfare, Twin Summit Ridge,
Annex Creek, Bear Creek, Bear Creek, Black Bear Creek, Bullion Creek, Canyon Creek, Carlson Creek, Cross Bay Creek, Dorothy Creek, Dupont Creek, Eagle Creek, Falls Creek, Gold Creek, Gold Fork, Granite Creek, Grant Creek, Grindstone Creek, Groundhog Creek (historical), Ice Creek, Kowee Creek, Lawson Creek, Little Sheep Creek, Lurvey Creek, Nevada Creek, Paris Creek, Ready Bullion Creek, Rhine Creek, Salmon Creek, Sawmill Creek, Sheep Creek, Sheep Fork, Snowslide Creek, Stink Creek,
Arctic Gulch, Crooked Gulch, Dix Gulch, Geary Gulch, Glacier Basin, Gold Creek Valley, Goldstein Gulch, Grouse Gulch, Hardscrabble Gulch, Icy Gulch, Impregnable Basin, Lurvey Basin, Marmot Valley, Nugget Gulch, Prospect Gulch, Quartz Gulch (historical), Roberts Gulch, Sheep Creek Basin, Snowslide Gulch, Specimen Creek, Spring Gulch, Timber Gulch,