A gigantic map of all the cool plaques in the world. A project of 99% Invisible.
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The most recent plaques:

Hadrian's Wall in Carlisle

Submitted by @HWpath

Submitted by @HWpath

    Manly Hydraulics Laboratory

    Submitted by @littlebobbyplaqueson

    Submitted by @littlebobbyplaqueson

      So-Called Temple of Romulus

      Submitted by JMRobilliard

      Submitted by JMRobilliard

        AL SOTTOTENENTE UGO DELLA MONICA DEL 56° REG. MARCHE

        AL SOTTOTENENTE UGO DELLA MONICA DEL 56° REG. MARCHE, CHE IN DATA 9 SETTEMBRE 1943, ANIMATO DALL’AMOR DI PATRIA, CON ALTO SENSO DEL DOVERE E DELL’ONORE MILITARE SI OPPOSE AL FUOCO TEDESCO,...

        AL SOTTOTENENTE UGO DELLA MONICA DEL 56° REG. MARCHE, CHE IN DATA 9 SETTEMBRE 1943, ANIMATO DALL’AMOR DI PATRIA, CON ALTO SENSO DEL DOVERE E DELL’ONORE MILITARE SI OPPOSE AL FUOCO...

          Detective Martin J. McFadden

          Detective Martin J. McFadden On October 31, 1963, the actions of Cleveland Police Detective Martin J. McFadden led to a new legal standard allowing police officers in the United States to stop and...

          Detective Martin J. McFadden On October 31, 1963, the actions of Cleveland Police Detective Martin J. McFadden led to a new legal standard allowing police officers in the United States to stop...

            Fredericksburg Principal Auction Site in Pre-Civil War Days for Slaves and Property

            Submitted by @Sarah_Stierch

            Submitted by @Sarah_Stierch

              Coquitlam and Buntzen Reservoirs Worker Memorial

              Submitted by @BC_LHC

              Submitted by @BC_LHC

                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