large span roof
61List of Canadian tornadoes and tornado outbreaks — This page lists tornadoes and tornado outbreaks which have harshly touched down in Canada since 1792, this is not a complete listing of all events and range from violent to less damaging tornadoes. On average, there are around 80 confirmed and… …
62Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
63Romanesque architecture — is the term that is used to describe the architecture of Middle Ages Europe which evolved into the Gothic style beginning in the 12th century. The term Romanesque , meaning descended from Roman , was used to describe the style from the early 19th …
64pre-Columbian civilizations — Introduction the aboriginal American Indian (Mesoamerican Indian) cultures that evolved in Meso America (part of Mexico and Central America) and the Andean region (western South America) prior to Spanish exploration and conquest in the 16th …
65tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …
66theatre — /thee euh teuhr, theeeu /, n. theater. * * * I Building or space in which performances are given before an audience. It contains an auditorium and stage. In ancient Greece, where Western theatre began (5th century BC), theatres were constructed… …
67Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
68Vancouver — This article is about the Canadian city. For other uses, see Vancouver (disambiguation). Vancouver   City   City of Vancouver …
69Lumber — Timber redirects here. For other uses, see Timber (disambiguation). Timber in storage for later processing at a sawmill …
70Berlin Anhalter Bahnhof — The Anhalter Bahnhof is a former railway terminus in Berlin, Germany, about 600 m south east of Potsdamer Platz. Although it closed more than half a century ago, the name lives on at a nearby station on the city s S Bahn network and also covered… …
