arched concrete dam
11tunnels 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 …
12National Register of Historic Places listings in Ramsey County, Minnesota — Ramsey County This is a complete list of National Register of Historic Places listings in Ramsey County, Minnesota. There are 111 properties in the county listed on the National Register of Historic Places including three National Historic… …
13JERUSALEM — The entry is arranged according to the following outline: history name protohistory the bronze age david and first temple period second temple period the roman period byzantine jerusalem arab period crusader period mamluk period …
14I-35W Mississippi River bridge — This article is about the bridge that collapsed in 2007. For the replacement bridge, see I 35W Saint Anthony Falls Bridge. Mississippi River Bridge …
15List of crossings of the Murray River — Map of all coordinates from Google Map of all coordinates from Bing Export all coordinates as KML …
16Pont du Gard — (Roman Aqueduct) * UNESCO World Heritage Site Country France …
17National Register of Historic Places listings in Michigan — This is a list of properties on the National Register of Historic Places in the U.S. state of Michigan. This National Park Service list is complete through NPS recent listings posted November 10, 2011.[1] …
18arch — arch1 /ahrch/, n. 1. Archit. a. a curved masonry construction for spanning an opening, consisting of a number of wedgelike stones, bricks, or the like, set with the narrower side toward the opening in such a way that forces on the arch are… …
19Downtown Ossining Historic District — U.S. National Register of Historic Places U.S. Historic district …
20Water supply network — Public infrastructure …
