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

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

                        Clara's Climb

                        CLARA'S CLIMBWinnipeg-born cyclist and speed skater Clara Hughes passed this lookout hundreds of times as she trained to become Canada's most accomplished Olympian. In 1991, at age 19, Hughes...

                        CLARA'S CLIMBWinnipeg-born cyclist and speed skater Clara Hughes passed this lookout hundreds of times as she trained to become Canada's most accomplished Olympian. In 1991, at age 19,...

                        • clara hughes
                        • olympics
                        • sports
                        • olympian
                        • cycling
                        • speed skating
                        • athlete
                        • athletics

                        Peace Memorial School

                        PEACE MEMORIAL SCHOOL 1919-2003 Peace Memorial School was built in 1919 on donated land in the former Township of Barton, County of Wentworth. This school was named as a tribute to those who died...

                        PEACE MEMORIAL SCHOOL 1919-2003 Peace Memorial School was built in 1919 on donated land in the former Township of Barton, County of Wentworth. This school was named as a tribute to those who died...

                        • education
                        • peace
                        • memorial
                        • school

                        Charlie Musselwhite

                          La Ciudad de Cordoba a los Enamorados el Poeta Ibn Zaydun y la Princesa Valada 1971

                            Collierville The Original Village

                            In this area and to the east, lies the original town site of Collierville. The lands that were destined to become Collierville traveled through many periods of history before the village was...

                            In this area and to the east, lies the original town site of Collierville. The lands that were destined to become Collierville traveled through many periods of history before the village...

                            • shelby county
                            • tennessee