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

McAbee Beach

    Camp Pine Knot

    Submitted by MrWilsonZ

    Submitted by MrWilsonZ

      Charter Oak, Orange Connecticut

      [Location approximate] Submitted by @Todd_A_Richard

      [Location approximate] Submitted by @Todd_A_Richard

        The Japanese Community

          The Chestnut Avenue was give by friends in 1979 of Mark Dent-Brocklehurst 1932-1972

          Submitted by @caddickbrown

          Submitted by @caddickbrown

            Demonstration of the First Working Integrated Circuit

            DEMONSTRATION OF THE FIRST WORKING INTEGRATED CIRCUIT THE TWENTIETH - CENTURY AGE OF ELECTRONICS CAN TRACE ITS ROOTS TO THE 1906 INVENTION OF THE TRIODE VACUUM TUBE, WHICH MARKED THE BIRTH OF...

            DEMONSTRATION OF THE FIRST WORKING INTEGRATED CIRCUIT THE TWENTIETH - CENTURY AGE OF ELECTRONICS CAN TRACE ITS ROOTS TO THE 1906 INVENTION OF THE TRIODE VACUUM TUBE, WHICH MARKED THE BIRTH...

              In Memory of Ann Davis

              Submitted by @prateekbuch

              Submitted by @prateekbuch

                C. B. "Bill" Miller Bridge

                Submitted by @SpencerWeather

                Submitted by @SpencerWeather

                  The Saloon, San Francisco

                  Submitted by _gb_br

                  Submitted by _gb_br

                  • 1858
                  • fruit store

                  Most Patriotic Village

                  MOST PATRIOTIC VILLAGE ON JUNE 6, 1944, WHICH WAS D-DAY IN EUROPE, THE VILLAGE OF ARTHUR WITH A POPULATION OF 836, HAD 116 SONS AND DAUGHTERS IN THE CANADIAN ARMED FORCES, MANY OF WHOM WERE...

                  MOST PATRIOTIC VILLAGE ON JUNE 6, 1944, WHICH WAS D-DAY IN EUROPE, THE VILLAGE OF ARTHUR WITH A POPULATION OF 836, HAD 116 SONS AND DAUGHTERS IN THE CANADIAN ARMED FORCES, MANY OF WHOM...

                  • arthur
                  • ontario
                  • patriotic
                  • enlistment
                  • wwii

                  Site of Launching of World's First Liquid Propellant Rocket By Dr Robert H. Goddard 16 March 1926

                  Submitted by @RNewengland

                  Submitted by @RNewengland

                    Bloody Monday

                    In the spring of 1963 local African American ministers and other leaders organized the Danville Movement to combat widespread racial segregation and discrimination. On 10 June, two demonstrations...

                    In the spring of 1963 local African American ministers and other leaders organized the Danville Movement to combat widespread racial segregation and discrimination. On 10 June, two...

                      New York City AIDS Memorial

                      Submitted by @Ritterton

                      Submitted by @Ritterton

                        Ford Building

                        Submitted by TopiOtter

                        Submitted by TopiOtter

                          Original Workshop of George Michell

                          THIS BUILDING (C1896) IS THE ORIGINAL WORKSHOP OF GEORGE MICHELL MCE FRS INVENTOR AND PATENTEE OF THE 'MICHELL THRUST BEARING & CRANKLESS ENGINE' [location approximate] Submitted by @_rebeccajackson

                          THIS BUILDING (C1896) IS THE ORIGINAL WORKSHOP OF GEORGE MICHELL MCE FRS INVENTOR AND PATENTEE OF THE 'MICHELL THRUST BEARING & CRANKLESS ENGINE' [location approximate] Submitted by @_rebeccajackson

                          • crankless engine
                          • thrust bearing

                          Peace Memorial Park Hamilton

                          PEACE MEMORIAL PARK Prior to the demolition of Peace Memorial School in 2005, plans were formulated to create a neighbourhood park on this site. This memorial arch relates to the ancient Romans,...

                          PEACE MEMORIAL PARK Prior to the demolition of Peace Memorial School in 2005, plans were formulated to create a neighbourhood park on this site. This memorial arch relates to the ancient Romans,...

                          • education
                          • school
                          • arch
                          • peace
                          • memorial
                          • park
                          • military

                          Gene Tunney Park

                          Submitted by @barnhq

                          Submitted by @barnhq

                            Joseph Bloor

                            Submitted by @Liza_Poulos

                            Submitted by @Liza_Poulos

                              STOOM DIAMANTSLIJPERLI

                              DE EERSTE STEEN DEZER STOOM DIAMANTSLIJPERIJ IS GELEGD DOOR DEN HEER H. J. BOAS 2 AUGUSTUS 1878

                              DE EERSTE STEEN DEZER STOOM DIAMANTSLIJPERIJ IS GELEGD DOOR DEN HEER H. J. BOAS 2 AUGUSTUS 1878

                                Colorado Avenue Viaduct

                                Submitted by @Ritterton

                                Submitted by @Ritterton