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

Golden Gate Bridge Dedication

    The Golden Gate Bridge

      The House of Anne Hutchinson

      Submitted by @HistoricBoston

      Submitted by @HistoricBoston

        Stonewall Regiment / Stonewall Regiment

        More than ninety thousand Michigan men served in the Union Army and Navy during the Civil War. The Seventeenth Michigan Volunteer Infantry Regiment was mustered at the Detroit Barracks in August...

        More than ninety thousand Michigan men served in the Union Army and Navy during the Civil War. The Seventeenth Michigan Volunteer Infantry Regiment was mustered at the Detroit Barracks in...

        • michigan
        • michigan his...

        Memoria

          Tolliver Airship

          Submitted by @jqmcd

          Submitted by @jqmcd

          • airship
          • 1094
          • tolliver
          • several grou...

          Lake Merritt BART 9/11 Memorial

          Submitted by @jqmcd

          Submitted by @jqmcd

            Who Are The Sikhs?

            Submitted by @PacificCommSol

            Submitted by @PacificCommSol

              Historic Irish Meeting Hall

              HISTORIC IRISH MEETING HALL ANCIENT ORDER of HIBERNIANS CIRCA 1873 NINETEENTH CENTURY ST PATRICK'S PARADES STARTED FROM THIS SITE AND MANY FAMOUS IRISH PERSONALITIES VISITED TODAY, IT IS ONE OF...

              HISTORIC IRISH MEETING HALL ANCIENT ORDER of HIBERNIANS CIRCA 1873 NINETEENTH CENTURY ST PATRICK'S PARADES STARTED FROM THIS SITE AND MANY FAMOUS IRISH PERSONALITIES VISITED TODAY, IT IS ONE OF...

                Scouts Mexico

                  Jardin de la Triple Alianza

                    I Calvasina

                      Piramide del Sol

                        Piramide del Sol

                          En Este Preciso Lugar, El Enigmatico Cassius V. Gano su Primer Millon

                          • cassius

                          Confederate Cemetery

                          Confederate Cemetery “Let us cross the river and rest in the shade of the trees.” General T.J. Jackson, C.S.A. Rock Island Arsenal Submitted by Bryan Arnold @nanowhiskers

                          Confederate Cemetery “Let us cross the river and rest in the shade of the trees.” General T.J. Jackson, C.S.A. Rock Island Arsenal Submitted by Bryan Arnold @nanowhiskers

                            Confederate Memorial

                            In memory of the Confederate veterans who died at the Rock Island Confederate prison camp. May they never be forgotten. Let no man asperse the memory of our sacred dead. They were men who died for...

                            In memory of the Confederate veterans who died at the Rock Island Confederate prison camp. May they never be forgotten. Let no man asperse the memory of our sacred dead. They were men who died for...

                              Confederate POW Camp

                              1863 – 1865 THIS SITE MARKS THE NORTHEAST CORNER OF THE ROCK ISLAND CONFEDERATE PRISON CAMP. THIS CAMP CONSISTED OF 84 BARRACKS, INCLOSED IN A WOODEN STOCKADE, EXTENDING 1240 FEET TO THE WEST AND...

                              1863 – 1865 THIS SITE MARKS THE NORTHEAST CORNER OF THE ROCK ISLAND CONFEDERATE PRISON CAMP. THIS CAMP CONSISTED OF 84 BARRACKS, INCLOSED IN A WOODEN STOCKADE, EXTENDING 1240 FEET TO THE WEST AND...

                                San Aquino Cannon

                                San Aquino Named for Saint Thomas Aquinas (1225-1274) Cast in Manila, Philippine Islands on March 8, 1793 This 26-pounder bronze cannon was originally part of the Spanish Water Battery, the...

                                San Aquino Named for Saint Thomas Aquinas (1225-1274) Cast in Manila, Philippine Islands on March 8, 1793 This 26-pounder bronze cannon was originally part of the Spanish Water Battery,...

                                  Rock Island Arsenal Museum

                                  U.S. Army Ordnance Corps Rock Island Arsenal Est. July 11, 1862 Rock Island Museum established July 1905 by order of the Chief of Ordnance, U.S. Army. Dedicated Nov. 4, 1959 To the memory of John...

                                  U.S. Army Ordnance Corps Rock Island Arsenal Est. July 11, 1862 Rock Island Museum established July 1905 by order of the Chief of Ordnance, U.S. Army. Dedicated Nov. 4, 1959 To the memory of John...