A gigantic map of all the cool plaques in the world. A project of 99% Invisible.

Alleyways in Chinatown

    Quality Row

    Cambridge Historical Commission Quality Row These substantial houses on Third Street were built for wealthy owners giving the street its popular name 1860

    Cambridge Historical Commission Quality Row These substantial houses on Third Street were built for wealthy owners giving the street its popular name 1860

      Oldest Church in East Cambridge

      Cambridge Historical Commission Oldest Church in East Cambridge Erected by the Third Congregational Society early Minister James D. Green elected first Mayor of Cambridge, 1846, became Holy Cross...

      Cambridge Historical Commission Oldest Church in East Cambridge Erected by the Third Congregational Society early Minister James D. Green elected first Mayor of Cambridge, 1846, became Holy...

        Frank Lloyd Wright

        From the Flickr group Historical Markers, photo by Crawford Brian, full page.License is Attribution-NonCommercial-ShareAlike License

        From the Flickr group Historical Markers, photo by Crawford Brian, full page.License is Attribution- NonCommercial-ShareAlike License

          "Gypsy" Joe Hanxtik

            Charles (Chuck) Presley Eschbach

              St. Ignatius Of Loyola Church And Cemetery /

              By the 1740s, French Catholic missionaries had come to this area, known to the Odawa as Waganakising, to minister to local tribes. Later, missionary work was taken up by others, including Bishop...

              By the 1740s, French Catholic missionaries had come to this area, known to the Odawa as Waganakising, to minister to local tribes. Later, missionary work was taken up by others, including Bishop...

              • michigan
              • michigan his...

              Bench marking Oglethorpe's tent

              From the Flickr group Historical Markers, photo by Jason Riedy, full page.License is Attribution License

              From the Flickr group Historical Markers, photo by Jason Riedy, full page.License is Attribution License

                Fairbank

                Submitted by @JoshColle and @JJScottishGirl

                Submitted by @JoshColle and @JJScottishGirl

                • toronto
                • ontario

                Lincoln's First Challenge of Douglas

                  WINCHESTER, ILLINOIS LINCOLN'S FIRST CHALLENGE OF DOUGLAS AND DESTINY   ABRAHAM LINCOLN FIRST PUBLICLY CHALLENGED U.S. SENATOR STEPHEN A. DOUGLAS'S "NEBRASKA BILL" DURING A WHIG COUNTY...

                  WINCHESTER, ILLINOIS LINCOLN'S FIRST CHALLENGE OF DOUGLAS AND DESTINY   ABRAHAM LINCOLN FIRST PUBLICLY CHALLENGED U.S. SENATOR STEPHEN A. DOUGLAS'S "NEBRASKA BILL" DURING A WHIG...

                • lincoln
                • douglas
                • 1854
                • so aroused
                • 13th amendment

                Charles River Basin Commission

                Commonwealth of Massachusetts Charles River Basin Commission Comissioners Henry S. Pritchett Joshua B. Holden Henry D. Yerxa Edgar R. Champlin William S. Youngman Secretary Hiram A. Miller Chief...

                Commonwealth of Massachusetts Charles River Basin Commission Comissioners Henry S. Pritchett Joshua B. Holden Henry D. Yerxa Edgar R. Champlin William S. Youngman Secretary Hiram A. Miller...

                  Round Island Lighthouse

                  The Round Island Lighthouse, seen south of this site, was completed in 1895. Operating under the auspices of the United States government, this facility was in continuous use for fifty-two years....

                  The Round Island Lighthouse, seen south of this site, was completed in 1895. Operating under the auspices of the United States government, this facility was in continuous use for fifty-two years....

                  • michigan
                  • michigan his...

                  Hiawatha Pageant

                  From 1905 to 1915, summer resorters came here to experience “The Indian Play Hiawatha.” Canadian Louis O. Armstrong worked with Ojibwa from the Garden River Reserve in Ontario, to create the...

                  From 1905 to 1915, summer resorters came here to experience “The Indian Play Hiawatha.” Canadian Louis O. Armstrong worked with Ojibwa from the Garden River Reserve in Ontario, to create...

                  • michigan
                  • michigan his...

                  The Widening of High Street Croydon

                  THIS TABLETCOMMEMORATES THE WIDENING OF HIGH STREET CROYDON FROM A WIDTH OF 29 FEET TO ITS PRESENT WIDTH OF 50 FEET A.D MDCCCXCVIFREDERICK THOMAS EDRIDGE J.P. MAYOR Submitted by @BryanDaveyLdn ...

                  THIS TABLETCOMMEMORATES THE WIDENING OF HIGH STREET CROYDON FROM A WIDTH OF 29 FEET TO ITS PRESENT WIDTH OF 50 FEET A.D MDCCCXCVIFREDERICK THOMAS EDRIDGE J.P. MAYOR Submitted by @BryanDaveyLdn ...

                  • mdcccxcvi
                  • 29 feet
                  • 50 feet

                  Girard T. Wolf

                  Submitted by Darren Platt

                  Submitted by Darren Platt

                    Marcia Francesca Beach

                    Submitted by Darren Platt

                    Submitted by Darren Platt

                      Here Stood the House of Sir Isaac Newton

                      Submitted by @theonlymfkirke

                      Submitted by @theonlymfkirke

                      • newton

                      Neagle Memorial Park

                      Neagle Memorial Park Named in loving memory of Rt. Rev. Richard Neagle July 19, 1854 - June 18, 1943 Beloved Pastor of the Immaculate Conception Church for forty-seven years Loyal friend - Civic...

                      Neagle Memorial Park Named in loving memory of Rt. Rev. Richard Neagle July 19, 1854 - June 18, 1943 Beloved Pastor of the Immaculate Conception Church for forty-seven years Loyal friend - Civic...

                        Fire

                        FIREHOUSE MUSEUM  OLD FIRE STATION NUMBER SIX FROM 1915 TO 1970, SAN DIEGO FIRE DEPARTMENT'S ORIGINAL FIRE STATION 6 PROUDLY SERVED THE COMMUNITY OF LITTLE ITALY. IN THE WORKSHOP ON THIS SITE SOME...

                        FIREHOUSE MUSEUM  OLD FIRE STATION NUMBER SIX FROM 1915 TO 1970, SAN DIEGO FIRE DEPARTMENT'S ORIGINAL FIRE STATION 6 PROUDLY SERVED THE COMMUNITY OF LITTLE ITALY. IN THE WORKSHOP ON THIS SITE SOME...

                          Nashua Street Park

                          Nashua Street Park September 17, 2004 Built by the Central Artery/Tunnel Project for all of the Citizens of the Commonwealth of Massachusetts under the stewardship of the Department of...

                          Nashua Street Park September 17, 2004 Built by the Central Artery/Tunnel Project for all of the Citizens of the Commonwealth of Massachusetts under the stewardship of the Department...