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

Democracy Tree

At the base of a strudy trunk on Washington, DC's tree-lined New Hampshire Ave, a small plaque sits unobtrusively among scrub and mulch. The plaque is small, you'd miss it if you weren't looking....

At the base of a strudy trunk on Washington, DC's tree-lined New Hampshire Ave, a small plaque sits unobtrusively among scrub and mulch. The plaque is small, you'd miss it if you weren't looking....

    The Kicking Horse River

    January 1989 - The Canadian Heritage River System THE KICKING HORSE RIVER Named for an incident in which James Hector of the Palliser Expedition (1857 - 60) was kicked by his horse, the Kicking...

    January 1989 - The Canadian Heritage River System THE KICKING HORSE RIVER Named for an incident in which James Hector of the Palliser Expedition (1857 - 60) was kicked by his horse, the...

    • kicking horse river
    • exploration
    • canada
    • explorers
    • palliser expedition
    • 1800s
    • rivers
    • canadian her...

    Extinguishing All Life from the Idaho Border to the Pacific

    • flood
    • oregon
    • columbia
    • idaho
    • ice dams

    Catoctin Mountain Geology

    Submitted by donjo

    Submitted by donjo

    • 25000 feet high
    • catocin
    • maryland
    • metmorphic
    • geology

    Elizabeth Avery Meriwether1824-1917

    Born in Bolivar, Elizabeth Meriwether spent much of her life in Memphis. A noted author, her more famous works include The Master of Red Leaf, Black and White, and Recollections of 92 Years. Mrs....

    Born in Bolivar, Elizabeth Meriwether spent much of her life in Memphis. A noted author, her more famous works include The Master of Red Leaf, Black and White, and Recollections of 92 Years....

    • shelby county
    • tennessee

    In Remembrance

      Submitted by mywolfson

      Submitted by mywolfson

    • airplane
    • clipper
    • martin
    • wwii

    1869 Aviator

    Submitted by mywolfson

    Submitted by mywolfson

    • hydrogen balloon
    • one mile flight
    • steam engine

    Plant Plaza

    PLANT PLAZA  DEDICATED TO THE PIONEER PLANT FAMILY SETTLERS IN DAVIS IN 1868 ON WHOSE ORIGINAL PROPERTY THESE BUILDINGS STAND  FORREST A. PLANT  LOIS PLANT BECKETT  JUNE PLANT DOLCINI  MARION B....

    PLANT PLAZA  DEDICATED TO THE PIONEER PLANT FAMILY SETTLERS IN DAVIS IN 1868 ON WHOSE ORIGINAL PROPERTY THESE BUILDINGS STAND  FORREST A. PLANT  LOIS PLANT BECKETT  JUNE PLANT DOLCINI  MARION...

    • davis
    • plant
    • pioneers
    • california
    • each of whom

    Historic City Hall

    Historic City Hall Built in 1938, this Spanish Colo-nial Revival building originally housed Davis City Hall and the Fire Dept. Later home to the Police Dept . Converted into a restaurant in 2005,...

    Historic City Hall Built in 1938, this Spanish Colo-nial Revival building originally housed Davis City Hall and the Fire Dept. Later home to the Police Dept . Converted into a restaurant in 2005,...

    • davis
    • historic
    • city hall

    Metropolitan Stadium Home Plate

    Metropolitan Stadium Home Plate 1961-1981 Plaque is now on the floor of the Mall of America.

    Metropolitan Stadium Home Plate 1961-1981 Plaque is now on the floor of the Mall of America.

    • baseball
    • minnesota
    • minneapolis
    • mall of america

    Brockway Glass Factory

    Brockway Glass Factory 1960 Factory built on 110 acres of former Eliot farm. Largest building was 1000 feet long. At peak, plant made 1 million glass bottle a day.Site in 1973 of glass recycling...

    Brockway Glass Factory 1960 Factory built on 110 acres of former Eliot farm. Largest building was 1000 feet long. At peak, plant made 1 million glass bottle a day.Site in 1973 of glass recycling...

    • minneapolis
    • minnesota
    • glass
    • bottle
    • farm

    Jann Matusesky Bench

    The Bird Lady Jann Matusesky 1943-1994  

    The Bird Lady Jann Matusesky 1943-1994

    • bird lady
    • minneapolis
    • minnesota

    General Jacob Brown

    On This Building Site Was Headquarters Of General Jacob Brown American Army Officer During the Winter of 1813-14 In War of 1812   Photo and description Alan R Reno    

    On This Building Site Was Headquarters Of General Jacob Brown American Army Officer During the Winter of 1813-14 In War of 1812   Photo and description Alan R Reno  

    • reno
    • 1812
    • general brown
    • war of 1812
    • fort covington

    Bruce Graff Archway

    This archway honors Bruce Graff For his thirty years (1972-2002) of dedicated, imaginative, and energetic service service to the public schools in southeast Minneapolis of which the last twenty...

    This archway honors Bruce Graff For his thirty years (1972-2002) of dedicated, imaginative, and energetic service service to the public schools in southeast Minneapolis of which the last...

    • minnesota
    • minneapolis
    • education
    • pratt
    • cgraff

    Sassafras Mill

    This plaque stands in front of a boiler formerly used in the production of sassafras oil. The plaque reads: SASSAFRAS MILL 1920-1974 This is the boiler portion of the sassafras mill that operated...

    This plaque stands in front of a boiler formerly used in the production of sassafras oil. The plaque reads: SASSAFRAS MILL 1920-1974 This is the boiler portion of the sassafras mill that...

    • tennessee
    • hickory valley
    • hardeman county
    • sassafras mill
    • mill history
    • a man with a mule

    Drake Equation

    N = R* fp ne Fl Fi Fc L The first National Academy of Sciences conference on the detection of extraterrestrial intelligent life was held here October 30 to November 3, 1961. In his opening...

    N = R* fp ne Fl Fi Fc L The first National Academy of Sciences conference on the detection of extraterrestrial intelligent life was held here October 30 to November 3, 1961. In his...

      Shire of Balmoral War Memorial

      Its a unassuming pyramid next to a roundabout I spotted on the way back from the supermarket. It was well worth stopping as reading the plaque revealed that it used to have a First World War...

      Its a unassuming pyramid next to a roundabout I spotted on the way back from the supermarket. It was well worth stopping as reading the plaque revealed that it used to have a First World...

      • war memorial
      • australia
      • queensland
      • machine gun

      The Henry Quadrangle

      THE HENRY QUADRANGLE  IN RECOGNITION OF THE PIONEER SERVICES OF  DEAN WILLIAM ARNON HENRY  TO THE SCIENCE AND PRACTICE OF AGRICULTURE IN THIS UNIVERSITY, THE STATE, AND THE NATION FROM 1880 TO...

      THE HENRY QUADRANGLE  IN RECOGNITION OF THE PIONEER SERVICES OF  DEAN WILLIAM ARNON HENRY  TO THE SCIENCE AND PRACTICE OF AGRICULTURE IN THIS UNIVERSITY, THE STATE, AND THE NATION FROM 1880...

      • madison
      • wisconsin
      • henry
      • oxford comma

      Tupper & Reed Building

      CITY OF BERKELEY LANDMARK designated in 1984 TUPPER & REED BUILDING William Raymond Yelland, Architect 1925  Listed on the National Register of Historic Places John Tupper and Lawrence Reed...

      CITY OF BERKELEY LANDMARK designated in 1984 TUPPER & REED BUILDING William Raymond Yelland, Architect 1925  Listed on the National Register of Historic Places John Tupper and Lawrence...

      • berkeley
      • california
      • bay area
      • tupper
      • reed
      • dreadful boredom
      • monumental fireplace

      John Hinkle Livery Stable

      CITY OF BERKELEY LANDMARK designated in 1998 SITE OF JOHN HINKEL LIVERY STABLE BERKELEY FARM CREAMERY COMPLEX 1900 F.E. Armstrong, Contractor, 1910 By 1900, downtown Berkeley had developed around...

      CITY OF BERKELEY LANDMARK designated in 1998 SITE OF JOHN HINKEL LIVERY STABLE BERKELEY FARM CREAMERY COMPLEX 1900 F.E. Armstrong, Contractor, 1910 By 1900, downtown Berkeley had developed around...

      • berkeley
      • california
      • bay area
      • stable
      • farm
      • hacks