SAH Archipedia uses terms from the Getty Art and Architecture Thesaurus (AAT) to categorize and classify metadata for the entries in the database. For more information on the Getty AAT, click here.

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Houses that are generally two-story, one-room deep, and which have a thin profile. Prominent in England, they became particularly popular in the American mid-Atlantic states from 1700-1915, and symbolized rural prosperity.

ice cream parlors
Establishments where ice cream and ice cream based drinks are sold, generally with a counter for seating. The first ice cream parlor opened in New York City in the late 18th century.

ice skating rinks
Bounded areas of ice suitable for skating, usually artificially frozen and enclosed.

Specially insulated and ventilated agricultural buildings, increasingly popular after the mid-19th-century rise in dairy production, for the storing of ice blocks.

Eskimo houses usually made of sod, wood, or stone when permanent or of snow blocks in the shape of a dome when built for temporary purposes.

imperial palaces
Palaces housing an emperor, and often his family, members of the court, and servants.

inactive mines
Pits, tunnels, or open-air excavations originally made for underground extraction of metals, metallic ores, coal, or another substance, that are now not used or abandoned.

Indian reservations (Native American reservations)
Tracts of land set aside, usually by the United States government or a single US state's government, for the use of one or more native North American peoples.

indoor swimming pools
Swimming pools enclosed by a building or other structure and covered by a roof.

indoor tracks
Indoor spaces, usually oval in plan and having special floor surfacing, designed for running or jogging; for similar recreation spaces outdoors, use "running tracks."

industrial archaeology
Field of archaeology dealing with the sites, structures, and artifacts of the industries and processes of industrialization of former times.

industrial buildings
Refers to buildings or groups of buildings intended to house the machinery and activities associated with modern industry and machine manufacture that arose after the Industrial Revolution, beginning in the mid-19th century.

industrial complexes
Use generally for any grouping of diversified industrial buildings and related facilities.

industrial districts
Refers to areas set aside for or occupied primarily by buildings that house industrial activities.

industrial housing
Housing provided by an industry to its employees.

industrial landscapes
Landscapes significantly altered or modified by industry.

industrial museums (buildings)
Industrial buildings or complexes converted into museums or as part of museums.

industrial museums (institutions)
Museums located in industrial buildings or complexes that have been expressly converted into a museum.

industrial parks
Refers to areas zoned and planned for so-called clean industries, developed and managed as a unit, where plots are offered fully equipped with transport and installation facilities, often already including a number of multi-use buildings.

industrial plants (structures)
Refers to the land, buildings, machinery, apparatus, and fixtures used to carry on a trade or an industrial business, which can include a factory or workshop for the manufacture of a particular product or the total facilities available for production or service. There is some overlap in usage of this term with "industrial buildings," "industrial complexes," and "factories (structures)."

industrial sites
Building sites upon which one or more industries are planned or located. For a grouping of industrial buildings, use "industrial complexes" or "industrial parks."

industrial structures
General term that groups all structures built for the purpose of industry. For buildings or groups of buildings intended to house the machinery and activities associated with modern industry and machine manufacture that arose after the Industrial Revolution, beginning in the mid-19th century, use "industrial buildings."

industrial towns
Communities of modest size, built mostly since the Industrial Revolution, in which the primary employment is in factories. When the primary employment is in factories for the manufacture of paper, steel, or textiles, use "mill towns." When settlements are purposely built by factory owners to attract workers to isolated locations, use "factory villages."

Health care facilities providing uncomplicated medical and nursing care for residents or members of an institution or other facility.

information centers (facilities)
Buildings or other structures erected for the dissemination to the public of such items as tourist brochures, shopping guides, travel maps, or other documents, or for structures on which such information is publicly displayed.

information signs
Use to distinguish those signs that convey general information from those that are "direction signs," "identification signs," or "regulatory signs."

Refers to the underlying foundation or basic framework of a system or organization, especially the services and facilities which are an integral part of the life in an urban community.

Recessed seating areas by a fire or hearth.

Generally used for narrow openings of rivers into riverbanks or lakes and seas into shores.

inner cities
Refers to the usually older and more densely populated central sections of cities.

Relatively small public buildings that offer for a fee rooms for sleeping and a tavern for food and beverages.

installations (visual works)
Works dating from the 1960s or later that use their exhibition space as part of their design. Demanding a viewer's active engagement, installations are often created by artists in direct opposition to the notion of permanent artwork, or art as a commodity.

institutes (buildings)
Buildings housing organizations, societies, or regular meetings for the promotion of a particular literary, scientific, artistic, professional, or educational endeavor that is labeled an "institute."

institutional buildings
Built works used by, or in support of, institutions.

institutions (buildings)
The buildings used by an institution, which is a formally structured organization, establishment, or association created for the promotion of a specific benevolent objective.

No description is available for this term.

intaglio (sculpture technique)
Technique of creating a design that is sunken into the surface, by carving or incising.

intensive care units
Areas in hospitals for critically ill patients requiring especially close surveillance and special life-support equipment.

Road junctions that permit vehicles to pass from one road to another by a system of separate levels.

international museums (buildings)
Buildings or spaces for museums that are owned or administered by representatives of multiple nations, or that specializes in exhibitions from multiple nations.

Ionic order
Refers to the architectural order characterized by capitals with volutes, richly carved moldings, and columns with bases.

iron mines
Mines from which the primary extraction is iron, which is an element and lustrous, silvery, soft metal.

ironworks (factories)
Mills or other buildings where iron or steel is smelted or otherwise processed.

irrigation systems
Artificial systems that water land to supply moisture for plant growth.

islands (landforms)
Landforms smaller than a continent, completely surrounded by water at high water. Islands appear in oceans, seas, lakes, or rivers.