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

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...

                Federal Office Building, Boston

                United States Of America Ronald Reagan, President General Services Administration Terence C. Golden Administrator 1985

                United States Of America Ronald Reagan, President General Services Administration Terence C. Golden Administrator 1985

                  Through the Efforts of the Walnut Festival Association

                  THIS BUILDING ERECTED THROUGH THE EFFORTS OF THE WALNUT FESTIVAL ASSOCIATION FOR THE USE OF THE COMMUNITY Submitted by @jqmcd

                  THIS BUILDING ERECTED THROUGH THE EFFORTS OF THE WALNUT FESTIVAL ASSOCIATION FOR THE USE OF THE COMMUNITY Submitted by @jqmcd

                    Hand of Peace

                    On Mother’s Day, Ben Bufano reminds us the children shall inherit the (h)earth... @readtheplaque in Civic Center Park, Walnut Creek, CA https://t.co/OxGVrLsglj TweetSubmitted by @jqmcd

                    On Mother’s Day, Ben Bufano reminds us the children shall inherit the (h)earth... @readtheplaque in Civic Center Park, Walnut Creek, CA https://t.co/OxGVrLsglj TweetSubmitted by @jqmcd

                      King's Orange Rangers, 1775-1782

                      KING'S ORANGE RANGERS 1775 - 1783 This Royal Provincial (Loyalist) Regiment was raised in New York in 1775. It saw action in New Jersey and New York and was redeployed to Nova Scotia in November...

                      KING'S ORANGE RANGERS 1775 - 1783 This Royal Provincial (Loyalist) Regiment was raised in New York in 1775. It saw action in New Jersey and New York and was redeployed to Nova Scotia in...

                        City of Newcastle Upon Tyne, The Mill

                        Submitted by @GraemePeacock1

                        Submitted by @GraemePeacock1

                          Site of the Dongan Oak

                          SITE OF THE DONGAN OAK AT THE BATTLE OF LONG ISLAND, ON THE HILL TO THE NORTH OF THIS SPOT, THE AMERICANS HAD A REDOUBT WITH TWO GUNS, TO GUARD THE OLD VALLEY GROVE ROAD, CALLED BY THE EARLY...

                          SITE OF THE DONGAN OAK AT THE BATTLE OF LONG ISLAND, ON THE HILL TO THE NORTH OF THIS SPOT, THE AMERICANS HAD A REDOUBT WITH TWO GUNS, TO GUARD THE OLD VALLEY GROVE ROAD, CALLED BY THE...

                            Emeryville Greenway

                            THE EMERYVILLE GREENWAY Geographically located in the center of the East Bay, Emeryville is a natural hub for transportation and regional connectivity, as hundreds of thousands of people travel...

                            THE EMERYVILLE GREENWAY Geographically located in the center of the East Bay, Emeryville is a natural hub for transportation and regional connectivity, as hundreds of thousands of people travel...

                            • emeryville
                            • greenway
                            • railroad spur