rock excavation
121Grand Coulee Dam — This article is about the dam itself. For the song by Woody Guthrie, see Grand Coulee Dam (song). Grand Coulee Dam …
122Medora Site — 16WBR1 Diagram of the Medora Site …
123Ohio Caverns — The Crystal King in the Caverns Nearest city West Liberty, Ohio …
124Saint Peter — For other uses, see St. Peter (disambiguation). Saint Peter the Apostle Painting of Saint Peter by Peter Paul Rubens depicting the saint as Pope (1611 1612). Prince of the Apostles, First Pope, Martyr, Preacher …
125Petrosomatoglyph — This footprint carved into the rock on Dunadd, in Argyll, is linked to the crowning of the Scots kings of Dál Riata. A petrosomatoglyph is an image of parts of a human or animal body incised in rock. Many were created by Celtic peoples, such as… …
126building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
127Mississippi 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 / …
128Mining — This article is about the extraction of geological materials from the Earth. For the municipality in Austria, see Mining, Austria. For the siege tactic, see Mining (military). For name of the Chinese emperor, see Daoguang Emperor. Simplified… …
