scarp wall
101Ostrog (fortress) — For other uses, see Ostrog. The tower of Ilimsky ostrog, now in Taltsy Museum in Irkutsk, Siberia. Ostrog (Russian: острог) was a Russian term for a small fort, typically wooden and often non permanently manned. Ostrogs were encircled by 4 6… …
102Border outpost — For other uses, see Outpost. A border outpost[1], border out post[2], border observation post[3] or BOP[4][5] is an outpost maintained by a sovereign state on its border, usually one of a series placed at regular intervals, to watch over and… …
103bank — Synonyms and related words: Bank of England, Bank of France, Federal Reserve bank, Fort Knox, Indian file, Indian reservation, International Monetary Fund, Lombard Street bank, Swiss bank, World Bank, abatis, abutment, advanced work, align,… …
104bulwark — Synonyms and related words: abatis, abutment, advanced work, aegis, arc boutant, arch dam, arm guard, backstop, balistraria, bamboo curtain, bank, banquette, bar, barbed wire entanglement, barbican, barrage, barricade, barrier, bartizan, bastion …
105fence — Synonyms and related words: abatis, about the bush, advanced work, arch dam, arm, armor, armor plate, around the bush, avoid, backstop, baffle, balistraria, balustrade, bamboo curtain, bank, banquette, bar, barbed wire, barbed wire entanglement,… …
106rampart — Synonyms and related words: abatis, abutment, advanced work, arc boutant, arch dam, backstop, balistraria, bamboo curtain, bank, banquette, bar, barbed wire entanglement, barbican, barrage, barricade, barrier, bartizan, bastion, battlement, beam …
107Counterscarp — Coun ter*scarp (koun t[ e]r*sk[aum]rp ) n. [Counter + scarp: cf. F. contrescarpe.] (Fort.) The exterior slope or wall of the ditch; sometimes, the whole covered way, beyond the ditch, with its parapet and glacis; as, the enemy have lodged… …
108Perth Airport — This article is about an airport in Australia. For other uses, see Perth Airport (disambiguation). Perth Airport IATA: PER – …
109Mass wasting — at Palo Duro Canyon, West Texas (2002) …
110Fort Peck Dam — The Fort Peck Dam is the highest of six major dams along the Missouri River, located in northeast Montana in the United States, near Glasgow, and adjacent to the community of Fort Peck. At 21,026 feet (6,409 m) in length and over 250 feet (75 m)… …
