above datum height
41Milky Way Galaxy — Large spiral galaxy (roughly 150,000 light years in diameter) that contains Earth s solar system. It includes the multitude of stars whose light is seen as the Milky Way, the irregular luminous band that encircles the sky defining the plane of… …
42MOSE Project — The MOSE Project (acronym for Modulo Sperimentale Elettromeccanico in English, Experimental Electromechanical Module) is a project intended to protect the city of Venice, Italy. Is an integrated defence system consisting of rows of mobile gates… …
43geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… …
44Missouri River — Coordinates: 38°48′49″N 90°07′11″W / 38.81361°N 90.11972°W / 38.81361; 90.11972 …
45Gear — For the gear like device used to drive a roller chain, see Sprocket. This article is about mechanical gears. For other uses, see Gear (disambiguation). Two meshing gears transmitting rotational motion. Note that the smaller gear is rotating… …
46Houston, Texas — Infobox Settlement official name = City of Houston settlement type = City nickname = Space City imagesize = image caption = image #ifeq:Houston, Texas|Houston, Texas|Seal of Houston, Texas.png| mapsize = 250px map caption = Location in the state… …
47philosophy, Western — Introduction history of Western philosophy from its development among the ancient Greeks to the present. This article has three basic purposes: (1) to provide an overview of the history of philosophy in the West, (2) to relate… …
48Dispute about Jesus' execution method — This article is about different views on the form of the gibbet used in the Crucifixion of Jesus. For supposed relics of a Cross, see True Cross. Part of a series on the Death and resurrection of Jesus Passion Last Supper Arr …
49elevation — /el euh vay sheuhn/, n. 1. the height to which something is elevated or to which it rises: The elevation of the tower is 80 feet. 2. the altitude of a place above sea level or ground level. 3. an elevated place, thing, or part; an eminence. 4.… …
50World Geodetic System — The World Geodetic System defines a reference frame for the earth, for use in geodesy and navigation. The latest revision is WGS 84 dating from 1984 (last revised in 2004), which will be valid up to about 2010.Earlier schemes included WGS 72, WGS …
