impassable obstacles
31Berlin Wall — For the chess opening variation, sometimes known as Berlin Wall, see Berlin Defence. View from the West Berlin side of graffiti art on the wall in 1986. The wall s infa …
32Giraffe — Taxobox name = Giraffe status = LR/cd | status system = IUCN2.3 trend = stable status ref = [IUCN2006|assessors=Antelope Specialist Group|year=1996|id=9194|title=Giraffa camelopardalis|downloaded=5 May 2006 ] image width = 230px regnum = Animalia …
33Hannibal — Infobox Military Person name=Hannibal, son of Hamilcar Barca lived=247 BC ndash; 183 BC caption=A Roman marble bust of Hannibal originally found at the ancient city state of Capua in Italy. No authenticated image of Hannibal is known, so this… …
34Mississippi River — For the river in Canada, see Mississippi River (Ontario). Coordinates: 29°09′04″N 89°15′12″W / 29.15111°N 89.25333°W / …
35Operation Barbarossa — Part of the Eastern Front of World War II …
36Super Mario Kart — North American box art Developer(s) Nintendo EAD Publisher(s) …
37Battle of Passchendaele — For other uses, see Passchendaele (disambiguation). Battle of Passchendaele Third Battle of Ypres Part of the Western Front of the First World War …
38Battle of Chosin Reservoir — Coordinates: 40°29′N 127°12′E / 40.483°N 127.2°E / 40.483; 127.2 (Chosin Reser …
39Surveying — For other uses, see Survey (disambiguation). US Navy Surveyor at work with a leveling instrument …
40Soviet war in Afghanistan — Warbox conflict= Soviet war in Afghanistan partof=the Cold War, Civil war in Afghanistan campaign= caption=Armed Mujahids return to a destroyed village, March 25, 1986. date= December 27 1979 ndash; February 15 1989 place= Afghanistan result=… …
