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

Roger W. Heyns

  • bay area
  • california
  • berkeley
  • cal

Central Congregational Church

  • boston
  • massachusetts
  • tiffany
  • glass
  • church

Mac Dutra Park

"1888 to 1979 Half Moon Bay native of a pioneer family, farmer, and businessman." Submitted by @jqmcd. 

"1888 to 1979 Half Moon Bay native of a pioneer family, farmer, and businessman." Submitted by @jqmcd. 

    Treasure Island

      TREASURE ISLAND THIS ARTIFICIAL ISLAND WAS CONSTRUCTED OF BAYSAND IN 1936-7 AND WAS THE SITE OF THE GOLDEN GATE INTER-NATIONAL EXPOSITION, FEB. 18, 1939 - SEPT. 29, 1940. TALL TOWERS, GIGANTIC...

      TREASURE ISLAND THIS ARTIFICIAL ISLAND WAS CONSTRUCTED OF BAYSAND IN 1936-7 AND WAS THE SITE OF THE GOLDEN GATE INTER-NATIONAL EXPOSITION, FEB. 18, 1939 - SEPT. 29, 1940. TALL TOWERS,...

    • bay area
    • california
    • treasure island

    Grand Central Hotel

    GRAND CENTRAL HOTEL 1871 - 1895 CALLED THE FINEST ESTABLISHMENT BE-TWEEN SAN FRANCISCO AND VIRGINIA CITY, THIS ELEGANT THREE AND A HALF STORY RESORT SIGNIFIED THE START OF NORTH TAHOE'S TOURIST...

    GRAND CENTRAL HOTEL 1871 - 1895 CALLED THE FINEST ESTABLISHMENT BE-TWEEN SAN FRANCISCO AND VIRGINIA CITY, THIS ELEGANT THREE AND A HALF STORY RESORT SIGNIFIED THE START OF NORTH TAHOE'S...

    • ecv
    • california
    • tahoe
    • grant
    • sheridan
    • flyer stage line

    Site of 1981 Reagan Assassination Attempt

    "NATIONAL HISTORIC PLACE   On March 30, 1981, President Ronald Reagan marked the 100th visit to Washington Hilton by a sitting U.S. President. Reagan had been invited to speak in the International...

    "NATIONAL HISTORIC PLACE   On March 30, 1981, President Ronald Reagan marked the 100th visit to Washington Hilton by a sitting U.S. President. Reagan had been invited to speak in the International...

    • assassination
    • president
    • reagan
    • hinckley
    • hilton
    • washington
    • dc
    • 1981
    • washington dc

    Tamarack House

    Here in 1839, in Crawford County, Wisconsin Territory, Joseph R. Brown, first settler of this valley, laid out the town of Dahcotah.  The following year as a member of the Wisconsin Territorial...

    Here in 1839, in Crawford County, Wisconsin Territory, Joseph R. Brown, first settler of this valley, laid out the town of Dahcotah.  The following year as a member of the Wisconsin Territorial...

    • minnesota
    • wisconsin

    Anson Smith, Hoover Dam

    1976A Memorial Tribute to Anson Smith1860 - 1935Editor and publisher of the Mohave County Miner, acclaimed by President Herbert Hoover for his tireless efforts and support during construction of...

    1976A Memorial Tribute to Anson Smith1860 - 1935Editor and publisher of the Mohave County Miner, acclaimed by President Herbert Hoover for his tireless efforts and support during construction of...

    • hoover dam
    • mohave county
    • boulder dam
    • boulder canyon
    • nevada
    • arizona
    • boulder city

    Vulture Gold Mine, Wickenburg, Arizona

    Vulture Gold MineIn 1863 Austrian Henry Wickenburg discovered gold, legend has it, while retrieving a vulture he had shot. The Vulture Mine went on to become one of Arizona's richest gold mines...

    Vulture Gold MineIn 1863 Austrian Henry Wickenburg discovered gold, legend has it, while retrieving a vulture he had shot. The Vulture Mine went on to become one of Arizona's richest gold mines...

    • vulture mine
    • gold mine
    • wickenburg
    • arizona
    • henry wickenburg

    John W. Wentworth, Globe, AZ

    In Honor OfJohn W. WentworthBorn 1858 - Died 1954Colorful Arizona pioneer and faithful Gila County public servant. At intervals from 1885 to 1947, within the walls of three courthouses erected on...

    In Honor OfJohn W. WentworthBorn 1858 - Died 1954Colorful Arizona pioneer and faithful Gila County public servant. At intervals from 1885 to 1947, within the walls of three courthouses erected on...

    • john wentworth
    • globe
    • arizona
    • gila county
    • government

    It's Nice to be Nice

      Candle House, 1836

        Candle House 1836. This building was used for the manufacture of spermaceti candles and as a store and supply house for the outfitting of whaling vessels. The following vessels were built on Bar...

        Candle House 1836. This building was used for the manufacture of spermaceti candles and as a store and supply house for the outfitting of whaling vessels. The following vessels were built on Bar...

      • whaling
      • sperpaceti
      • new england
      • massachusetts

      In Honor of Dawn E Candlen

      In honor of Dawn E. Candlen. A true heroine of the lifesaving service. In August of 1985 she gave her health in the rescue of a swimmer in trouble. This completely unselfish act earns her the...

      In honor of Dawn E. Candlen. A true heroine of the lifesaving service. In August of 1985 she gave her health in the rescue of a swimmer in trouble. This completely unselfish act earns her the...

      • plymouth
      • rescue at sea
      • heroism
      • massachusetts

      Plymouth Rock site

      Plymouth Rock. Landing place of the pilgrims. 1620. Commonwealth of Massachusetts   Photo by Penelope Bartell

      Plymouth Rock. Landing place of the pilgrims. 1620. Commonwealth of Massachusetts   Photo by Penelope Bartell

      • pilgrims
      • puritans
      • plymouth
      • plimouth
      • mayflower
      • massachusetts

      First US Post Office West of the Rockies

      My wife and I just finished listening to the "Dead Letter Office" episode on our Road Trip to the old country (Canada) from LA, and I stumbled on this little parkette with a plaque right behind...

      My wife and I just finished listening to the "Dead Letter Office" episode on our Road Trip to the old country (Canada) from LA, and I stumbled on this little parkette with a plaque right behind...

      • astoria
      • usps
      • post office
      • oregon
      • 99pi

      Southernmost Southernmost House

      This house is apparently just south of Southernmost House. Competitive neighborhood!

      This house is apparently just south of Southernmost House. Competitive neighborhood!

      • southernmost
      • key west
      • florida
      • southernmost...
      • dueling plaques

      Not A Salvage Judge

      The Southernmost Housein the Continental United States See also Southernmost Southernmost House

      The Southernmost Housein the Continental United States See also Southernmost Southernmost House

      • southernmost
      • key west
      • florida
      • dueling plaques

      The Ernest Hemingway Home and Museum

      This plaque is also on the building:

      This plaque is also on the building:

      • key west
      • florida
      • hemingway

      Harbor House

      Harbor HouseSince 1885 Harbor house, at 423 Front St, ravaged by fire twice in its history, is a two story brick building with a long key west history, built in 1885 by George Lewis and George...

      Harbor HouseSince 1885 Harbor house, at 423 Front St, ravaged by fire twice in its history, is a two story brick building with a long key west history, built in 1885 by George Lewis and George...

      • key west
      • florida
      • todo

      90 Miles to Cuba

      The southernmost point in the continental USA. 

      The southernmost point in the continental USA. 

      • key west
      • florida
      • southernmost
      • conch
      • conch republic