{"thcode":3,"term":{"code":1246,"name":"windmills","parent":643,"scope":"Mills or other machines that run on the energy generated by a wheel of adjustable blades or flats rotated by the wind. [USGS Circ 1048]"},"uf":[],"bt":[{"code":643,"name":"manmade features","parent":1,"scope":null},{"code":1,"name":"Categories","parent":null,"scope":null}],"nt":[],"rt":[{"code":1157,"name":"towers","parent":643,"scope":"Manmade structures, higher than their diameter, generally used for observation, storage, or electronic transmission. [USGS Feature Class Definitions <http:\/\/geonames.usgs.gov\/domestic\/feature_class.htm>]"},{"code":1235,"name":"wells","parent":643,"scope":"Manmade shafts or holes in the Earth's surface used to obtain fluid or gaseous materials. [USGS Feature Class Definitions <http:\/\/geonames.usgs.gov\/domestic\/feature_class.htm>]"}]}