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

Oscar Wilde on San Francisco

    Science, Biology, Geology, Native Peoples, Heritage Square

    Submitted by @JimStLeger

    Submitted by @JimStLeger

      Damian Rios

        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