This industry comprises establishments primarily engaged in performing surveying and mapping services of the surface of the earth, including the sea floor. These services may include surveying and mapping of areas above or below the surface of the earth, such as the creation of view easements or segregating rights in parcels of land by creating underground utility easements. Illustrative Examples: Cadastral surveying services Mapping (except geophysical) services Cartographic surveying services Topographic surveying services Geodetic surveying services Cross-References. Establishments primarily engaged in-- ? Providing geophysical surveying and mapping services--are classified in Industry 541360, Geophysical Surveying and Mapping Services; ? Publishing atlases and maps, except for exclusive Internet publishing--are classified in U.S. Industry 511130, Book Publishers; and ? Publishing atlases and maps exclusively on the Internet--are classified in U.S. Industry 519130, Internet Publishing and Broadcasting and Web Search Portals.