Track Mashup Submit Mashup Mashup: Nosy Neighbor Map Comments Mapping, Real Estate Washington DC real estate & Google Maps mashup maps vacant property and past property sales. Over 70,000 sales records are accessible. See what your neighbors paid. Summary Comments (1) Followers (1) Summary Comments Followers Comments (1) Comment * Leave this field blank Post Comment Real Estate (not verified) 8:06 AM Jan. 22 2008 reply Ok, I c the map, but where are red markers? I don't see any of them!