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

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...

                                John M. Browning

                                John M. Browning 1855 – 1926 Great American Father of Modern Firearms In grateful appreciation and recognition for the important contributions through his inventive genius to the military services...

                                John M. Browning 1855 – 1926 Great American Father of Modern Firearms In grateful appreciation and recognition for the important contributions through his inventive genius to the military services...

                                  First bridge across the Mississippi River

                                  First Bridge Across the Mississippi River Upon this pier rested the first bridge to span the Mississippi River, forming the original connecting link for uninterrupted railroad traffic between the...

                                  First Bridge Across the Mississippi River Upon this pier rested the first bridge to span the Mississippi River, forming the original connecting link for uninterrupted railroad traffic between the...