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

O'Shaughnessy Dam

66,000,000,000 gallons. #HetchHetchy  Submitted by friscolex

66,000,000,000 gallons. #HetchHetchy  Submitted by friscolex

  • hetchhetchy
  • dam
  • reservoir

Lawrence Hall of Science Children's Fountain

  • berkeley
  • california
  • bay area
  • lhs

Minster Gates

MINSTER GATES  Here stood one of the entrance gates into the Minster Liberty, for foot traffic only. There have been posts here for probably 600 years. The approach was at one time called Bookland...

MINSTER GATES  Here stood one of the entrance gates into the Minster Liberty, for foot traffic only. There have been posts here for probably 600 years. The approach was at one time called Bookland...

  • york
  • england
  • books
  • minster
  • minerva

Wollemi Pine

Plaque reads: ' The Wollemi Pine: almost as rare as a dinosaur This is one of the world's rarest plants. Australia's very own Wollemi pine (wollemi nobilis). There are only three  stands of adult...

Plaque reads: ' The Wollemi Pine: almost as rare as a dinosaur This is one of the world's rarest plants. Australia's very own Wollemi pine (wollemi nobilis). There are only three  stands of...

  • pine tree sy...

Alumni Endowment

The Alumni Endowment Established by the Class of 1964 The adjacent sweet gum tree  symbolizes alumni support for the long-term future of the Purdue University School of Veterinary Medicine  ...

The Alumni Endowment Established by the Class of 1964 The adjacent sweet gum tree  symbolizes alumni support for the long-term future of the Purdue University School of Veterinary Medicine...

    Margaret Elizabeth Twigg

    MARGARET ELIZABETH TWIGG 4/1/1940 - 3/9/2008 "REMEMBER ME WHEN I AM GONE AWAY"Submitted by @caddickbrown

    MARGARET ELIZABETH TWIGG 4/1/1940 - 3/9/2008 "REMEMBER ME WHEN I AM GONE AWAY"Submitted by @caddickbrown

      Double Wave

      The same wave motif on the cornice of the Tennessee Trust Building was repeated on the 81 Monroe Building that can be seen one block south. Architects Shaw and Pfeil designed both buildings within...

      The same wave motif on the cornice of the Tennessee Trust Building was repeated on the 81 Monroe Building that can be seen one block south. Architects Shaw and Pfeil designed both buildings within...

      • shelby county
      • tennessee

      Volunteer Firefighters

      The City of Carmel-by-the-Sea protected by VOLUNTEER FIREFIGHTERS Since July 16, 1915 Protecting Lives and Property The Carmel-By-The-Sea Volunteer Fire Department dissolved on January 1st 2012...

      The City of Carmel-by-the-Sea protected by VOLUNTEER FIREFIGHTERS Since July 16, 1915 Protecting Lives and Property The Carmel-By- The-Sea Volunteer Fire Department dissolved on January 1st 2012...

      • carmel
      • california
      • fire fighters

      Civil War Capital

      After the fall of Nashville Governor Isham Harris convened the Tennessee Legislature on this site February 20-March 20, 1862. The state archives were also stored here. Submitted from the Shelby...

      After the fall of Nashville Governor Isham Harris convened the Tennessee Legislature on this site February 20-March 20, 1862. The state archives were also stored here. Submitted from the...

      • shelby county
      • tennessee

      Cobalt Teletherapy Unit

      COBALT TELETHERAPY UNIT APPAREIL DE TRAITEMENT AU COBALT In 1951 Canadian scientists, here and in London, Ontario opened a new front in the battle against cancer. Through a pioneering partnership,...

      COBALT TELETHERAPY UNIT APPAREIL DE TRAITEMENT AU COBALT In 1951 Canadian scientists, here and in London, Ontario opened a new front in the battle against cancer. Through a pioneering...

      • saskatoon
      • saskatchewan
      • cancer
      • cobalt

      Buffalo Soldier Legacy Plaza

      BUFFALO SOLDIER LEGACY PLAZA DEDICATED 23 APRIL 2009  HONORING THE STAMINA, COURAGE, AND TENACITY OF SOLDIERS ASSIGNED TO THE  9TH CAVALRY REGIMENT  24TH INFANTRY REGIMENT 22ND INFANTRY...

      BUFFALO SOLDIER LEGACY PLAZA DEDICATED 23 APRIL 2009  HONORING THE STAMINA, COURAGE, AND TENACITY OF SOLDIERS ASSIGNED TO THE  9TH CAVALRY REGIMENT  24TH INFANTRY REGIMENT 22ND...

      • buffalo solider
      • huachua
      • arizona

      Spanish Public Well

      SPANISH PUBLIC WELL  CONSTRUCTED PRIOR TO 1763 FILLED AND PARTIALLY DESTROYED DURING BRITISH OCCUPATION 1763-1784  RESTORED 1975 AS A BICENTENNIAL PROJECT OF: CITY OF ST. AUGUSTINE HISTORIC ST....

      SPANISH PUBLIC WELL  CONSTRUCTED PRIOR TO 1763 FILLED AND PARTIALLY DESTROYED DURING BRITISH OCCUPATION 1763-1784  RESTORED 1975 AS A BICENTENNIAL PROJECT OF: CITY OF ST. AUGUSTINE HISTORIC ST....

      • st. augustine
      • florida
      • british occupation
      • 1763

      1862 Post Office

      On June 6, 1862, Memphis surrendered to Federal gunboats. The only resistance by citizens occurred here as a shot was fired at the soldiers hoisting the U.S. flag over the post office. Submitted...

      On June 6, 1862, Memphis surrendered to Federal gunboats. The only resistance by citizens occurred here as a shot was fired at the soldiers hoisting the U.S. flag over the post office. Submitted...

      • shelby county
      • tennessee

      First Baptist Church / Mt. Olive CME Church

      The First Baptist Church was designed by architect R.H. Hunt and built in 1906. It is constructed of yellow bricks along a Georgian-architectural style. It housed a congregation of 2,200 members...

      The First Baptist Church was designed by architect R.H. Hunt and built in 1906. It is constructed of yellow bricks along a Georgian-architectural style. It housed a congregation of 2,200...

      • shelby county
      • tennessee

      Stephan C. Leonoudakis, Golden Gate Ferry Terminal

      STEPHAN C. LEONOUDAKIS GOLDEN GATE FERRY TERMINAL  SAN FRANCISCO, CALIFORNIA  THIS GOLDEN GATE FERRY TERMINAL IS DEDICATED TO STEPHAN C. LEONOUDAKIS IN RECOGNITION OF HIS PIVOTAL ROLE IN...

      STEPHAN C. LEONOUDAKIS GOLDEN GATE FERRY TERMINAL  SAN FRANCISCO, CALIFORNIA  THIS GOLDEN GATE FERRY TERMINAL IS DEDICATED TO STEPHAN C. LEONOUDAKIS IN RECOGNITION OF HIS PIVOTAL ROLE IN...

      • san francisco
      • california
      • bay area
      • ferry
      • loma prieta
      • marin

      Take it Easy

      "TAKE IT EASY"  MAJOR ARGRETT, JR. MEMORIAL  St. Augustine's Oldest and Most Beloved Carriage Driver Born: Nov. 11, 1888    Died: Dec 19, 1984, Age: 96 Tour Guide and Carriage Driver for 72...

      "TAKE IT EASY"  MAJOR ARGRETT, JR. MEMORIAL  St. Augustine's Oldest and Most Beloved Carriage Driver Born: Nov. 11, 1888    Died: Dec 19, 1984, Age: 96 Tour Guide and Carriage Driver for...

        Los Angeles Central Library Lodwrick M. Cook Rotunda

        Coming out of my hotel in downtown Los Angeles, a building across the way got my attention. A rather elegant-looking low-rise structure in the midst of a lot of forgettable modern highrises. It...

        Coming out of my hotel in downtown Los Angeles, a building across the way got my attention. A rather elegant-looking low-rise structure in the midst of a lot of forgettable modern highrises. It...

        • california
        • los angeles
        • libraries
        • fires

        Lest We Forget

        Submitted by @mywolfson

        Submitted by @mywolfson

        • wwi
        • railroads
        • 1917
        • willard

        Merchant Hotel

        Merchant Hotel The Merchant Hotel was a miniature Japantown, brimming with children, a dentist, a doctor, and the Teikoku Mercantile Company, run since 1905 by the Matsushima family. After...

        Merchant Hotel The Merchant Hotel was a miniature Japantown, brimming with children, a dentist, a doctor, and the Teikoku Mercantile Company, run since 1905 by the Matsushima family....

        • portland
        • oregon
        • japantown
        • hotel
        • matshushima
        • japanese
        • internment
        • wwii
        • concentration camps

        Great Seal of Iowa

        In 1847, the Iowa Legislature passed a law creating a state seal. More on the wording of the law, which has caused a stir in the state Capitol in recent times, in a moment.  The straightforward...

        In 1847, the Iowa Legislature passed a law creating a state seal. More on the wording of the law, which has caused a stir in the state Capitol in recent times, in a moment.  The...

        • iowa
        • state mottos
        • des moines
        • state capitals