Maria: North: 1- Mare Frigoris (Sea of Cold) 2- Mare Imbrium (Sea of Rains) 3- Sinus Aestuum (Bay of Seething) Northeast: 4- Sinus Medii (Bay of the Center) 5- Mare Vaporum (Sea of Vapors) 6- Mare Serenitatis (Sea of Serenity) 7- Mare Tranquillitatis (Sea of Tranquillity) 8- Mare Crisium (Sea of Crises) 17- Lacus Somniorum (Lake of Sleep) 18- Palus Somnii (Marsh of Sleep) 19- Mare Anguis (Sea of Snakes) 20- Mare Undarum (Sea of Waves) Southeast: 9- Mare Fecunditatis (Sea of Fecundity) 10- Mare Nectaris (Sea of Nectar) 21- Mare Spumans (Sea of Foam) Southwest: 11- Mare Nubium (Sea of Clouds) 12- Mare Humorum (Sea of Moisture) 13- Mare Cognitum (Known Sea) 22- Palus Epidemiarum (Marsh of Diseases) West: 14- Oceanus Procellarum (Ocean of Storms) Northwest: 15- Sinus Roris (Bay of Dew) 16- Sinus Iridum (Bay of Rainbows) Montes (Mountains): Northeast: 23- Montes Alpes 24- Vallis Alpes (Alpine Valley) 25- Montes Caucasus 26- Montes Apenninus 27- Montes Haemus 28- Montes Taurus Southeast: 29- Montes Pyrenaeus Southwest: 30- Rupes Recta (Straight Wall) [Geological Fault] 31- Montes Riphaeus Northwest: 32- Vallis Schröteri (Schröter's Valley) [Northwest of Crater Aristarchus, 73, and North of Crater Herodotus] 33- Montes Jura Craters: Northeast: 34- Crater Aristotle [on the East part of Mare Frigoris, 1] 35- Crater Cassini 36- Crater Eudoxus 37- Crater Endymion 38- Crater Hercules 39- Crater Atlas 40- Crater Mercurius 41- Crater Posidonius 42- Crater Zeno 43- Crater Le Monnier 44- Crater Plinius 45- Crater Vitruvius 46- Cráter Cleomedes 47- Crater Taruntius 48- Crater Manilius 49- Crater Archimedes 50- Crater Autolycus 51- Crater Aristillus Southeast: 52- Crater Langrenus 53- Crater Goclenius 54- Crater Hypatia 55- Crater Theophilus 56- Crater Rhaeticus [Crater Hipparchus is directly South of Crater Rhaeticus] 57- Crater Stevinus 58- Crater Ptolemaeus 59- Crater Walter Southwest: 60- Crater Tycho 61- Crater Pitatus 62- Crater Schickard 63- Crater Campanus 64- Crater Bulliadus 65- Crater Fra Mauro 66- Crater Gassendi 67- Crater Byrgius 68- Crater Billy [Mons Hansteen is to the North of Crater Billy] 69- Crater Crüger 70- Crater Grimaldi 71- Crater Riccioli Northwest: 72- Crater Kepler 73- Crater Aristarchus [Crater Herodotus is West of Crater Aristarchus] 74- Crater Copernicus 75- Crater Pytheas 76- Crater Eratosthenes [near the Southwestern extreme of Montes Apenninus, 26] 77- Crater Mairan 78- Crater Timocharis 79- Crater Harpalus [Crater Pythagoras is North of Crater Harpalus] 80- Crater Plato