Learn more about landmarks, historic homes, buildings, maps, and markers throughout the city of Columbus and surrounding central Ohio communities. Most of the collections are organized according to the chronological topics outlined in Ohio's Learning Standards in Social Studies for Grades 4, 8, and High School American History (colonization to present). Additional thematic collections include: African-American history, cemeteries, maps, and postcards. Viewers can browse by items, collections, and exhibits or perform a keyword search.