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

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

                            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