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

The Red House

This Historical Landmark Home was built in 1864 by William Henry Kelly an emigrant from Maine. Known as the Red House, it's architecture is a fine example of a Colonial New England Farm Honse....

This Historical Landmark Home was built in 1864 by William Henry Kelly an emigrant from Maine. Known as the Red House, it's architecture is a fine example of a Colonial New England Farm...

    Dr. George Maggs

    In Memory of Dr George Maggs He disliked this path and everyone on it Submitted by @BurtonsAnatomy.

    In Memory of Dr George Maggs He disliked this path and everyone on it Submitted by @BurtonsAnatomy.

      Osgood Corner

      William Oscar Osgood and his wife, Clara Rheams, owned and ran the Osgood General Merchandise Store on this corner for most of the first half of the 20th century, until it changed hands in 1943....

      William Oscar Osgood and his wife, Clara Rheams, owned and ran the Osgood General Merchandise Store on this corner for most of the first half of the 20th century, until it changed hands in 1943....

      • louisiana
      • livingston parish
      • community

      Holt Cemetery #4

      For some artists and scholars, Holt is representative of spiritual traditions with a long history in the African-American community. The spreading of broken crockery over graves was noted in South...

      For some artists and scholars, Holt is representative of spiritual traditions with a long history in the African-American community. The spreading of broken crockery over graves was noted in South...

      • louisiana
      • cemetery
      • new orleans

      Holt Cemetery #5

      Holt has been filled to capacity many times in its long history. In fact, grave plots have often been re-used after their upkeep is abandoned. This is not uncommon in urban cemeteries, where space...

      Holt has been filled to capacity many times in its long history. In fact, grave plots have often been re-used after their upkeep is abandoned. This is not uncommon in urban cemeteries, where space...

      • louisiana
      • cemetery
      • new orleans

      Holt Cemetery #6

      One striking pattern visible in the burial records for Holt is the high number of stillbirths and infants interred here. In 1902, for example, 262 of the 761 burials at Holt were under the age of...

      One striking pattern visible in the burial records for Holt is the high number of stillbirths and infants interred here. In 1902, for example, 262 of the 761 burials at Holt were under the age...

      • louisiana
      • cemetery
      • new orleans

      Casa de Posada / Posada's house

      The engraver José Guadalupe Posada, creator of the Catrina skull, was born in this house. 1st plaque:Seminario de Cultura MexicanaHOMENAJE AL ILUSTRE GRABADOR JOSÉ GUADALUPE POSADA EN EL 150...

      The engraver José Guadalupe Posada, creator of the Catrina skull, was born in this house. 1st plaque:Seminario de Cultura MexicanaHOMENAJE AL ILUSTRE GRABADOR JOSÉ GUADALUPE POSADA EN EL...

        Serum against scorpion sting

        GOBIERNO DEL ESTADO DE DURANGO.EN ESTA CASA EL DR. ISAURO VENZOR INICIÓ SUS INVESTIGACIONES SOBRE EL SUERO ANTIALACRANICO.VICTORIA DE DURANGO, DGO. SEP 12 DE 1989.GOVERNMENT OF THE STATE OF...

        GOBIERNO DEL ESTADO DE DURANGO.EN ESTA CASA EL DR. ISAURO VENZOR INICIÓ SUS INVESTIGACIONES SOBRE EL SUERO ANTIALACRANICO.VICTORIA DE DURANGO, DGO. SEP 12 DE 1989.GOVERNMENT OF THE STATE OF...

          Macedonio Alcalá home

          En esta casa murió el 24 de agosto de 1869 DON MACEDONIO ALCALÁ autor del (vals) "Dios nunca muere". Homenaje del H. ayuntamiento de Oaxaca de Juárez 1969. DON MACEDONIO ALCALÁ, author of the...

          En esta casa murió el 24 de agosto de 1869 DON MACEDONIO ALCALÁ autor del (vals) "Dios nunca muere". Homenaje del H. ayuntamiento de Oaxaca de Juárez 1969. DON MACEDONIO ALCALÁ, author of...

            Tribute to the builders of Puebla

            Instituto de Geografía Nacional de Puebla.Homenaje de admiración y gratitud a los fundadores y contructores de la Puebla de los Ángeles en su cuarto centenario. MDXXXI - MCMXXXINational Geography...

            Instituto de Geografía Nacional de Puebla.Homenaje de admiración y gratitud a los fundadores y contructores de la Puebla de los Ángeles en su cuarto centenario. MDXXXI - MCMXXXINational Geography...

              Execution and curse of the Ávila Brothers

              Plaque written in old Spanish:"Estas casas eran de Al° de Avila Alvarado, vezino desta civdad de Mexico, el qval fve condenado a mverte por traidor; fve secvtada en suvpersona la sentencia en la...

              Plaque written in old Spanish:"Estas casas eran de Al° de Avila Alvarado, vezino desta civdad de Mexico, el qval fve condenado a mverte por traidor; fve secvtada en suvpersona la sentencia en la...

                ¿Una instantánea en el tiempo?

                El paisaje de Lobanillo albergó caravanas de personas y animales en El Camino Real de los Tejas mientras se trasladaban de un lado a otro entre las dos capitales de Presidio Los Adaes en la actual...

                El paisaje de Lobanillo albergó caravanas de personas y animales en El Camino Real de los Tejas mientras se trasladaban de un lado a otro entre las dos capitales de Presidio Los Adaes en la actual...

                • texas
                • lobanillo swales
                • el camino real
                • san augustine

                The Jefferson Highway

                The Louisiana Purchase of 1803 was the first large step for the United States to complete its calling of Manifest Destiny to expand from sea to shining sea. Though national attention focused on...

                The Louisiana Purchase of 1803 was the first large step for the United States to complete its calling of Manifest Destiny to expand from sea to shining sea. Though national attention focused on...

                • louisiana
                • natchitoches parish
                • highway

                William Hodge Barnhill

                In memory of William Hodge Barnhill, his family and descendants. Here on his homeplace April 3, 1864 he and his sons buried a Confederate soldier killed by Union forces. This gravesite was...

                In memory of William Hodge Barnhill, his family and descendants. Here on his homeplace April 3, 1864 he and his sons buried a Confederate soldier killed by Union forces. This gravesite...

                • louisiana
                • civil war
                • state park

                Grave of Unknown Confederate Soldier

                Here lies an unknown Confederate, killed by Union troops, April 2, 1864, during the Red River Campaign. This soldier had been cut off from his unit following a skirmish at nearby Crump's Hill. He...

                Here lies an unknown Confederate, killed by Union troops, April 2, 1864, during the Red River Campaign. This soldier had been cut off from his unit following a skirmish at nearby Crump's Hill. He...

                • louisiana
                • civil war
                • gravesite
                • state park

                Williams Memorial Arch

                  The "Snail in the Bottle" Case

                  Submitted by @LynnieYankee.

                  Submitted by @LynnieYankee.

                    Coal Miners in Colorado

                    DEDICATED JANUARY 1977 TO THE MEMORY OF THE COAL MINERS LOUISVILLE, COLORADO 1878 "TO LIVE IN THE HEARTS WE LEAVE BEHIND IS NOT TO DIE" submitted by John Bradley JEB

                    DEDICATED JANUARY 1977 TO THE MEMORY OF THE COAL MINERS LOUISVILLE, COLORADO 1878 "TO LIVE IN THE HEARTS WE LEAVE BEHIND IS NOT TO DIE" submitted by John Bradley JEB

                    • mining
                    • coal mining
                    • louisville
                    • colorado
                    • statue

                    Prince Albert Red Deer Forks Trail

                    Prince Albert Red Deer Forks TrailFirst Nations people would have used this trail for many years but documented use of this trail began in 1800 when the Hudson's Bay Company built Chesterfield...

                    Prince Albert Red Deer Forks TrailFirst Nations people would have used this trail for many years but documented use of this trail began in 1800 when the Hudson's Bay Company built...

                    • saskatchewan
                    • asquith
                    • fur trade
                    • hudson's bay company
                    • northwest mo...
                    • métis

                    Sandstone Trough, Olvera Street, Los Angeles

                    Sandstone Trough used for feeding crushed acorns to livestock, hewn in 1897, by the Schweikand Family on their San Fernando Valley Ranch. Presented, in 1930, by The Department of Water and Power...

                    Sandstone Trough used for feeding crushed acorns to livestock, hewn in 1897, by the Schweikand Family on their San Fernando Valley Ranch. Presented, in 1930, by The Department of Water and Power...