Portal:National Register of Historic Places/Did you know/31


 * ...that McDonald's signs (pictured) once had only one golden arch?
 * ...that the Philadelphia Lazaretto is the oldest surviving quarantine hospital in the United States?
 * ... that the Rhode Island state legislature met regularly at the Old Colony House (pictured) in Newport until 1900?
 * ...that Sailor's Creek Battlefield State Park's Hillsman House still has bloodstains on its floor dating to its use as a hospital after the Battle of Sayler's Creek in April 1865?
 * ...that Wilshire Boulevard Temple, with its landmark Byzantine dome (pictured), is the oldest Jewish synagogue in Los Angeles?