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

McNess Memorial

McNess Memorial – The original McNess Memorial was in Strirling Gardens built to the memory of Sir Charles and Lady McNess – Built in Donnybrook Stone and designed byArchitect W.G. Bennet (1896 –...

McNess Memorial – The original McNess Memorial was in Strirling Gardens built to the memory of Sir Charles and Lady McNess – Built in Donnybrook Stone and designed byArchitect W.G. Bennet (1896...

  • 1941
  • 1961
  • 1995
  • bennett
  • mcness
  • perth

J.N. Smith’s Building

These two dedication markers can be found at the corner of Peachtree Street and Carnegie Way in downtown Atlanta, near the entrance of the Peachtree Center MARTA station. The author knows nothing...

These two dedication markers can be found at the corner of Peachtree Street and Carnegie Way in downtown Atlanta, near the entrance of the Peachtree Center MARTA station. The author knows nothing...

  • atlanta
  • dedication
  • georgia

Mark Twain

This plaque is part of a series at round “manhole” plaques that honour Australian writers and non-Australians who visited the country or have stong connections with it.The plaques are located on...

This plaque is part of a series at round “manhole” plaques that honour Australian writers and non- Australians who visited the country or have stong connections with it.The plaques are located on...

  • writer nsw w...

Lake Merrit Wild Duck Refuge

“LaKe Merritt Wild Duck Refuge has been designated a Registered National Historic Landmark Under the provisions of the historic sites act of August 21, 1935 this site possesses exceptional value...

“LaKe Merritt Wild Duck Refuge has been designated a Registered National Historic Landmark Under the provisions of the historic sites act of August 21, 1935 this site possesses exceptional value...

  • california
  • duck
  • oakland

Company C Third Regiment Mass. Volunteeer Militia

  “Attorney James Richardson mustered the first unit to answer President Lincoln’s call for volunteers. Of the original 97 men, 85 survived the war. April 17, 1861″ Graffiti covered alley, Central...

  “Attorney James Richardson mustered the first unit to answer President Lincoln’s call for volunteers. Of the original 97 men, 85 survived the war. April 17, 1861″ Graffiti covered alley, Central...

  • cambridge
  • civil war
  • massachusetts

Tree Planted in 1902 by D. O. Judy

    Tree Planted in 1902 by D. O. Judy   Submitted by Sheila Paske

    Tree Planted in 1902 by D. O. Judy   Submitted by Sheila Paske

    Martin Van Buren Lived Here

    Not much of a crowd around this plaque, off a sidestreet in central London “Martin Van Buren [] Eight U.S. President Lived Here” http://openplaques.org/plaques/544    

    Not much of a crowd around this plaque, off a sidestreet in central London “Martin Van Buren [] Eight U.S. President Lived Here” http://openplaques.org/plaques/544  

      International Boundary Line

        “INTERNATIONAL BOUNDARY LINE” Found at the Niagara Falls border (which is awesome to walk across!)

        “INTERNATIONAL BOUNDARY LINE” Found at the Niagara Falls border (which is awesome to walk across!)

      • niagra falls
      • new york
      • canada

      Boyden Library

      A brand new plaque for the new Boyden Library in Foxborough, MA

      A brand new plaque for the new Boyden Library in Foxborough, MA

      • library

      Interest in the Children

      At the Lincoln School in Evansville, IN“Interest in the Children of Evansville Led Major A. C. Rosencranz to give to the public school its first kindergarten for colored children — Memory of this...

      At the Lincoln School in Evansville, IN“Interest in the Children of Evansville Led Major A. C. Rosencranz to give to the public school its first kindergarten for colored children — Memory of...

      • lincoln

      May House

        May House This house was built in 1908-09 for local clothier Meyer S. May and his wife, Sophie Amberg. Frank Lloyd Wright designed the house in the Prarie style. It was his first major...

        May House This house was built in 1908-09 for local clothier Meyer S. May and his wife, Sophie Amberg. Frank Lloyd Wright designed the house in the Prarie style. It was his first...

      • grand rapids
      • michigan
      • frank lloyd wright

      Eric Paul Buss

        This is a plaque at Twin Falls, British Columbia, Canada. It memorializes Eric Paul Buss, who “died November 27, 1991, when an avalanche struck six members of the Smithers Volunteer Mountain...

        This is a plaque at Twin Falls, British Columbia, Canada. It memorializes Eric Paul Buss, who “died November 27, 1991, when an avalanche struck six members of the Smithers Volunteer Mountain...

      • canada
      • memorial
      • british columbia

      Davis-Byrne Building

      DAVIS-BYRNE BUILDING 1895 This building was originally part of a small commercial district that grew up around Dwight Way Station where Shattuck Avenue commuter trains intersected with the...

      DAVIS-BYRNE BUILDING 1895 This building was originally part of a small commercial district that grew up around Dwight Way Station where Shattuck Avenue commuter trains intersected with the...

      • berkeley

      Pre-Raphaelite Brotherhood

      English Heritage: In this house THE PRE-RAPHAELITE BROTHERHOOD was founded in 1848.    

      English Heritage: In this house THE PRE-RAPHAELITE BROTHERHOOD was founded in 1848.  

      • london

      Mansion House

      Seen outside the Mansion House in Baguio, Philippines – the summer capital.The plaque reads: Mansion HouseConstructed at the instance of William Cameron Forbes following the design of William E....

      Seen outside the Mansion House in Baguio, Philippines – the summer capital.The plaque reads: Mansion HouseConstructed at the instance of William Cameron Forbes following the design of William E....

      • baguio city
      • daniel burnham
      • philippines

      Ricketts'

        Ricketts’ Circus: America’s first circus building was opened here at 12th and Market Streets, April 3, 1793. On that day the English equestrian John Bill Ricketts gave America’s first complete...

        Ricketts’ Circus: America’s first circus building was opened here at 12th and Market Streets, April 3, 1793. On that day the English equestrian John Bill Ricketts gave America’s first complete...

      • 1793
      • circus
      • pennsylvania
      • philadelphia

      Point Elliot Treaty Site

      http://www.goia.wa.gov/treaties/treaties/pointelliot.htm

      http://www.goia.wa.gov/treaties/treaties/pointelli ot.htm

        heetno’unoo’oo koh’oowu

        Cherry Creek was named by the Arapahoe Indians.

        Cherry Creek was named by the Arapahoe Indians.

          Newtownabbey Hospital Management Committee – Whiteabbey Hospital

          “Newtownabbey Hospital Management CommitteeWhiteabbey HospitalThis building formed the main block of the original hospital known as “The Abbey” built on this site in 1906 and opened as an...

          “Newtownabbey Hospital Management CommitteeWhiteabbey HospitalThis building formed the main block of the original hospital known as “The Abbey” built on this site in 1906 and opened as an...

          • hospital
          • northern ireland
          • sanatorium
          • tuberculosis
          • workhouse

          American Fur Company Store

          This plaque commemorates a Michigan Historical Site on Mackinac Island, between Michigan’s Upper and Lower Peninsulas. In 1822, a French-Canadian voyageur was accidentally shot in the American Fur...

          This plaque commemorates a Michigan Historical Site on Mackinac Island, between Michigan’s Upper and Lower Peninsulas. In 1822, a French-Canadian voyageur was accidentally shot in the American...

          • mackinac island
          • michigan
          • michigan his...