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San Andrés and Providencia
(Encyclopedia)San Andrés and Providencia, district (1990 est. pop. 39,949), 21 sq mi (54 sq km), Colombia, comprising two small islands and seven groups of coral reefs and cays in the Caribbean 125–200 mi (201...Persian art and architecture
(Encyclopedia)Persian art and architecture, works of art and structures produced in the region of Asia traditionally known as Persia and now called Iran. Bounded by fierce mountains and deserts, the high plateau of...perfluoroalkyl and polyfluoroalkyl substances
(Encyclopedia)perfluoroalkyl and polyfluoroalkyl substances (PFAS), a group of several thousand synthetic organic chemical compounds made up of a chain of carbon atoms bonded to fluorine atoms. PFAS, which resist w...Kentucky and Virginia Resolutions
(Encyclopedia)Kentucky and Virginia Resolutions, in U.S. history, resolutions passed in opposition to the Alien and Sedition Acts, which were enacted by the Federalists in 1798. The Jeffersonian Republicans first r...Lewis and Clark expedition
(Encyclopedia)Lewis and Clark expedition, 1803–6, U.S. expedition that explored the territory of the Louisiana Purchase and the country beyond as far as the Pacific Ocean. The men were gathered and in the winte...Evangelical and Reformed Church
(Encyclopedia)Evangelical and Reformed Church, Protestant denomination formed by the merger (1934) of the Reformed Church in the United States and the Evangelical Synod of North America. Both of these bodies had or...diving, springboard and platform
(Encyclopedia)diving, springboard and platform, sport of entering the water from a raised position, often while executing tumbles, twists, and other acrobatic maneuvers. In most dives the upper part of the body ent...Greater and Lesser Tunb
(Encyclopedia)Greater and Lesser Tunb, disputed islands, E Persian Gulf. Greater Tunb is approximately 6 sq mi (10 sq km) in area; Lesser Tunb, some 7 mi (11 km) to the west, about 1 sq mi (2 sq km). Located close ...Gothic architecture and art
(Encyclopedia)Gothic architecture and art, structures (largely cathedrals and churches) and works of art first created in France in the 12th cent. that spread throughout Western Europe through the 15th cent., and i...Andaman and Nicobar Islands
(Encyclopedia)Andaman and Nicobar Islands ănˈdəmən, nĭkˈōbär [key], union territory (2001 provisional pop. 356,265), India, in the Bay of Bengal. Port Blair, in the Andamans, is...Browse by Subject
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