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

Wolfskill Grant

    St. Patrick Church / St. Patrick Calvary Cemetery

    St. Patrick was the first church to serve Brighton area Catholics, many of whom were immigrants from Ireland. A simple log structure at the corner of McCabe and Silver Lake Roads built in 1838 was...

    St. Patrick was the first church to serve Brighton area Catholics, many of whom were immigrants from Ireland. A simple log structure at the corner of McCabe and Silver Lake Roads built in 1838...

    • michigan
    • michigan his...

    Fort Dent

    FORT DENT  Fort Dent was named after Colonel Frederick T. Dent of the U.S. Army. Colonel Dent, Aide-de-Camp to Ulysses S. Grant during the Civil War, was said to have supervised construction of...

    FORT DENT  Fort Dent was named after Colonel Frederick T. Dent of the U.S. Army. Colonel Dent, Aide-de-Camp to Ulysses S. Grant during the Civil War, was said to have supervised construction...

    • grant
    • washingon
    • duwamish

    Christopher Park

    THIS PARK IS KEPT LIVING IN FOND REMEMBRANCE OF THOSE WHOM WE HAVE LOVED LONG SINCE AND LOST AWHILE Submitted by @AmeliaTGrabow

    THIS PARK IS KEPT LIVING IN FOND REMEMBRANCE OF THOSE WHOM WE HAVE LOVED LONG SINCE AND LOST AWHILE Submitted by @AmeliaTGrabow

      Alpena City Hall

      Located on the Government Square, City Hall remains one of Alpena’s most prominent structures. In 1904 when the city council chose to construct the building of Bedford (Indiana) limestone rather...

      Located on the Government Square, City Hall remains one of Alpena’s most prominent structures. In 1904 when the city council chose to construct the building of Bedford (Indiana) limestone...

      • michigan
      • michigan his...

      Matthews Farm

      In 1848 Thomas and Margaret Spencer Matthews came to Worth Township from Ontario, Canada, following other farm families who migrated from Upper Canada to Michigan. Matthews’s grandfather, Thomas...

      In 1848 Thomas and Margaret Spencer Matthews came to Worth Township from Ontario, Canada, following other farm families who migrated from Upper Canada to Michigan. Matthews’s grandfather, Thomas...

      • michigan
      • michigan his...

      Fort Holmes

      Here in 1812, on the island’s highest point, a blockhouse and stockade were built by the British and named Fort George. It was the bulwark of British defenses in 1814 when the American attack was...

      Here in 1812, on the island’s highest point, a blockhouse and stockade were built by the British and named Fort George. It was the bulwark of British defenses in 1814 when the American attack was...

      • michigan
      • michigan his...

      EUVE

      Non-flight model of one of 3 scanning telescopes from the Extreme Ultraviolet Explorer (EUVE) spacecraft, which operated 1992-2001 & re-entered over Egypt in 2002. (the 2nd mission I worked on)...

      Non-flight model of one of 3 scanning telescopes from the Extreme Ultraviolet Explorer (EUVE) spacecraft, which operated 1992-2001 & re-entered over Egypt in 2002. (the 2nd mission I worked...

        At This Site Paul Revere Landed

        At this site Paul Revere landed on the night of April 18, 1775 to begin his midnight ride Dedicated by The Massachusetts Society Sons of the American Revolution April, 1999   [ Submitted by @RoadTripNE

        At this site Paul Revere landed on the night of April 18, 1775 to begin his midnight ride Dedicated by The Massachusetts Society Sons of the American Revolution April, 1999   [ Submitted by @RoadTripNE

          The Berry

          “The Berry” The Berry Hotel, one of America’s premier hotels, stood here from 1892 to 1974. Athenian Edward Cornelius Berry, a free black who had been educated at the Albany Enterprise Academy,...

          “The Berry” The Berry Hotel, one of America’s premier hotels, stood here from 1892 to 1974. Athenian Edward Cornelius Berry, a free black who had been educated at the Albany Enterprise Academy,...

            Jackie Robinson

            IN THIS BUILDING  on April 10th, 1947 JACKIE ROBINSON RECEIVED HIS HISTORIC CALL FROM THE BROOKLYN DODGERS AND CHANGED AMERICA HE LIVED ON THE 11TH FLOOR IN ROOM 1169 OF THE FORMER MCALPIN...

            IN THIS BUILDING  on April 10th, 1947 JACKIE ROBINSON RECEIVED HIS HISTORIC CALL FROM THE BROOKLYN DODGERS AND CHANGED AMERICA HE LIVED ON THE 11TH FLOOR IN ROOM 1169 OF THE FORMER...

            • baseball
            • african american
            • dodgers
            • jackie robinson

            Major General John Stark

            Submitted by @loganpass

            Submitted by @loganpass

              Bell Tower

              Submitted by @jqmcd

              Submitted by @jqmcd

              • frank lloyd wright
              • boice
              • youngker
              • 1978

              Donated to the Port of San Francisco

                The Pioneer Mariani Family

                  Dave Fowler, Chief Engineer, Ghirardelli Square

                    Ghirardelli Square

                      Raymonnd James Sontag, Ehrman Professor of HIstory

                        John Galen Howard

                          Memorial Glade