270°E (90°W) 25° 30° 20° 15° 10° 5° 0° 275°E (85°W) 280°E (80°W) 285°E (75°W) 290°E (70°W) 295°E (65°W) 300°E (60°W) 305°E (55°W) 310°E (50°W) 315°E (45°W) 270°E (90°W) 275°E (85°W) 280°E (80°W) 285°E (75°W) 290°E (70°W) 295°E (65°W) 300°E (60°W) 305°E (55°W) 310°E (50°W) 315°E (45°W) 30° 25° 20° 15° 10° 5° 0° Labeatis Fossae Labeatis Mensa Nilus Chaos Sacra Sulci Nilus Dorsa Aveiro Sulak Fesenkov Valles S a cr a S u l c i Tempe Mensa Sacra Fossae SACRA MENSA Lunae Mensa Sharonov Ottumwa Broach Rauch Waspam Canso Changsong < Kasei Blois Sucre Jijiga Rongxar Wassamu Worcester Guaymas Poona Troy Vol'sk Nema Northport Chinook Sögel Cairns Clogh Peixe Dromore Santa Fe CHRYSE PLANITIA Darvel Balvicar Montevallo Tibrikot Medrissa Banh Dixie Herculaneum Pompeii Cantoura Nilokeras Fossa Xanthe Dorsa Valverde Ister Chaos Mandora Vistula Valles Nanedi Valles XANTHE TERRA Mutch Stege Chia Maja Valles L U N A E P L A N U M SACRA DORSA Echus Montes Juventae Dorsa Echus Chasma Tharsis Tholus Uranius Fossae Nilus Mensae K a s e i V a l l e s L o b o V a l l i s Sacra Fossae . . . . . Chauk . . Olom . Leuk . . Argas . . . Dersu . . Voza Dush . Bole . Bira . Sabo . Bremerhaven . Yorktown Viking 1 landing site Amsterdam . . . Colon _ Okhotsk . Charleston San Juan . . . . . Cadiz _ Bordeaux Albany Funchal . . Portsmouth Newport Annapolis . . Lexington New Haven . . . . . .. . Princeton New Bern Savannah Philadelphia Kingston Bristol Bridgetown . . . . Wilmington Santa Cruz Lisboa Port-Au-Prince . La Paz Sian Aktaj . . . . . . Xanthe Dorsa . . . . . . . . Arta Jama Clova Spur Mirtos Koy . . . . . . Bada Weert Pica Olenek Calamar Glendore Iamuna Dorsa Xanthe Scopulus Vedra Valles . . . . . . . . Nif Bise . Chive S a c r a F o s s a e Quick E c h u s C h a o s M a j a V a l l e s Subur Vallis Ochus Valles Tyras Vallis D r i l o n V a l l i s Orson Welles E c h u s F o s s a e Rong . Nilokeras Mensae Rhabon Valles SACRA DORSA + Xanthe Montes U r a n i u s D o r s u m B a h r a m V a l l i s M a u m e e V a l l e s Maja Valles S a b r i n a Va l l i s H y p a n i s V al l e s Canala . Havel Vallis H av el V a l l i s Lunae Palus, MC-10 Mercator Projection Lederberg Chamichel Kolonga . . . Sibut 0 1000 3000 -1000 -3000 -5000 -7000 -9000 5000 7000 9000 11000 13000 15000 17000 19000 21000 -8200 Minimum 21229 Maximum Elevations above 9000 meters found only on the larger volcanos. Elevation in meters