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

Donors and Carriers of Commemorative Stones

SINCERE APPRECIATION IS EXTENDED TO THE FOLLOWING FOR THEIR CONTRIBUTION TO THIS MEMORIAL  THE FEDERAL GOVERNMENT  DONORS AND CARRIERS OF COMMEMORATIVE STONES  PUBLIC SUBSCRIBERS  RLSs OF THE...

SINCERE APPRECIATION IS EXTENDED TO THE FOLLOWING FOR THEIR CONTRIBUTION TO THIS MEMORIAL  THE FEDERAL GOVERNMENT  DONORS AND CARRIERS OF COMMEMORATIVE STONES  PUBLIC SUBSCRIBERS  RLSs OF THE...

  • ryde
  • australia
  • sydney
  • memorial

A Telescoping Iron Tank That Stored Coal Gas

CASHOLDER HOUSE  WITHIN THIS 19TH CENTURY STRUCTURE WAS A TELESCOPING IRON TANK THAT STORED MANUFACTURED COAL GAS UNTIL NEEDED TO ILLUMINATE STREETS AND BUILDINGS IN TROY Submitted by anashabc

CASHOLDER HOUSE  WITHIN THIS 19TH CENTURY STRUCTURE WAS A TELESCOPING IRON TANK THAT STORED MANUFACTURED COAL GAS UNTIL NEEDED TO ILLUMINATE STREETS AND BUILDINGS IN TROY Submitted by anashabc

  • telescoping
  • iron tank
  • coal gas
  • troy
  • new york
  • lighting

The Lourie Theater

THE LOURIE THEATER THIS BUILDING IS DEDICATED IN LOVING MEMORY OF ANN AND LOUIS LOURIE, ST. GEORGE MERCHANTS. THE CONTRIBUTIONS FOR THE ACQUISITION OF THIS BUILDING WERE MADE BY THEIR CHILDREN AND...

THE LOURIE THEATER THIS BUILDING IS DEDICATED IN LOVING MEMORY OF ANN AND LOUIS LOURIE, ST. GEORGE MERCHANTS. THE CONTRIBUTIONS FOR THE ACQUISITION OF THIS BUILDING WERE MADE BY THEIR...

  • saint george
  • south carolina
  • lourie

Chicago's Nine Dragon Wall

Submitted by r4v5

Submitted by r4v5

  • chicago
  • illinois
  • nine dragon wall

Rockland Breakwater Lighthouse

Construction of this 4,300-foot long breakwater began in April 1881. Eighteen years, $750,000 and over 732,277 tons of granite later, it was completed on November 24, 1899. The lighthouse dates...

Construction of this 4,300-foot long breakwater began in April 1881. Eighteen years, $750,000 and over 732,277 tons of granite later, it was completed on November 24, 1899. The lighthouse dates...

  • rockland
  • maine
  • lighthouse
  • breakwater
  • over 7322777 tons

Eudora Under the Hill

  Site of the Eudora settlement’s first business district. After a ferry across Bayou Macon was established in 1846, Cariola Landing was accessible to Arkansas Communities to the west and...

  Site of the Eudora settlement’s first business district. After a ferry across Bayou Macon was established in 1846, Cariola Landing was accessible to Arkansas Communities to the west...

  • eudora
  • arkansas
  • bayou macon
  • 1846
  • gariola landing
  • merchants
  • ferry
  • mount carmel

Ida B. Wells

Ida B. Wells 1862 - 1931  Ida B. Wells crusaded against lynchings in Memphis and the South.  In 1892 while editor of the Memphis Free Speech, located in this vicinity, she wrote of the lynching of...

Ida B. Wells 1862 - 1931  Ida B. Wells crusaded against lynchings in Memphis and the South.  In 1892 while editor of the Memphis Free Speech, located in this vicinity, she wrote of the lynching of...

  • memphis
  • tennessee
  • ida b. wells
  • lynching
  • 1892

John A. Roebling Bridge

  John A Roebling (1806-1869), pioneer civil engineer, was the designer and builder of the Covington-Cincinnati Suspension Bridge which was completed in 1866. It served as the prototype for...

  John A Roebling (1806-1869), pioneer civil engineer, was the designer and builder of the Covington-Cincinnati Suspension Bridge which was completed in 1866. It served as the prototype...

  • bridge
  • brooklyn
  • cincinnati
  • ohio
  • kentucky

Benjamin Franklin Booth

Benjamin Franklin Booth 1858 - 1941 Benjamin F. Booth was one of Memphis' earliest and most distinguished African-American lawyers.  Starting in 1886, he practiced law for more than 54 years.  In...

Benjamin Franklin Booth 1858 - 1941 Benjamin F. Booth was one of Memphis' earliest and most distinguished African-American lawyers.  Starting in 1886, he practiced law for more than 54 years.  In...

  • memphis
  • boooth
  • 1858
  • 1941
  • tennessee
  • segregation
  • african american
  • lawyer

Hooks Brothers Photography

Hooks Brothers Photography Established In 1907 Established by Henry A. Hooks, Sr. and his brother Robert B. Hooks, Hooks Brothers Photography Studio was the second oldest continuously operating...

Hooks Brothers Photography Established In 1907 Established by Henry A. Hooks, Sr. and his brother Robert B. Hooks, Hooks Brothers Photography Studio was the second oldest continuously operating...

  • memphis
  • tennessee
  • 1907
  • photography
  • black business
  • destructive fire

John A. MacDonald

[Location approximate] Submitted by @jonaskayla.

[Location approximate] Submitted by @jonaskayla.

  • canada
  • kingston
  • house
  • bellevue
  • 1848
  • canadian con...

O. E. S. Birthplace

O.E.S. Birthplace Here in 1849, Robert Morris, Mason, schoolmaster, began movement that resulted in creation of the Order of the Eastern Star. Schoolhouse has also housed Masons and Co. C 15th...

O.E.S. Birthplace Here in 1849, Robert Morris, Mason, schoolmaster, began movement that resulted in creation of the Order of the Eastern Star. Schoolhouse has also housed Masons and Co. C...

  • lousiana
  • masons
  • civil war
  • morris
  • o.e.s
  • order of the...

Union Raiders Burn Tampa Blockade Runners

On October 18, 1863, a union task force of 85 soldiers found the "Scottish Chief" and "Kate Dale" celebrated blockade runners, hidden in a remote anchorage in the Hillsborough River, near this...

On October 18, 1863, a union task force of 85 soldiers found the "Scottish Chief" and "Kate Dale" celebrated blockade runners, hidden in a remote anchorage in the Hillsborough River, near this...

  • civil war
  • tampa
  • florida
  • afire
  • tampa bay
  • blockade

Fitzgerald Home

Submitted by BrandWriter

Submitted by BrandWriter

  • fitzgerald
  • alabama
  • montgomery

Chelsea Hotel

LEONARD COHEN  POET, NOVELIST, SINGER-SONGWRITER  "I remember you well in the Chelsea Hotel..." FROM THE SONG "CHELSEA HOTEL #2", 1974  PRESENTED TO COMMEMORATE HIS 75TH BIRTHDAY BY MEMBERS OF THE...

LEONARD COHEN  POET, NOVELIST, SINGER-SONGWRITER  "I remember you well in the Chelsea Hotel..." FROM THE SONG "CHELSEA HOTEL #2", 1974  PRESENTED TO COMMEMORATE HIS 75TH BIRTHDAY BY MEMBERS OF...

  • cohen
  • nyc
  • new york chelsea

Salem Sue

A road (with a freewill donation of $1) leads up to the base of the statue, where one may view the surrounding terrain for a distance of several miles. A brochure available at the nearby gas...

A road (with a freewill donation of $1) leads up to the base of the statue, where one may view the surrounding terrain for a distance of several miles. A brochure available at the nearby...

  • cow
  • north dakota
  • salem sue
  • statue
  • worlds biggest

R. F. Hawkins Iron Works Springfield Mass

On the bridge between Mount Holyoke College lakes Submitted by SvenAas

On the bridge between Mount Holyoke College lakes Submitted by SvenAas

  • massachusetts
  • south hadley
  • mount holyoke
  • bridge

Craig Miller, MSO Secret Servce

IN MEMORY OF EAST BRIDGEWATER NATIVE CRAIG J. MILLER, MASTER SPECIAL OFFICER UNITED STATES SECRET SERVICE. CRAIG DIED ON SEPTEMBER 11, 2001 WHEN TERRORISTS ATTACKED THE WORLD TRADE CENTER IN NEW...

IN MEMORY OF EAST BRIDGEWATER NATIVE CRAIG J. MILLER, MASTER SPECIAL OFFICER UNITED STATES SECRET SERVICE. CRAIG DIED ON SEPTEMBER 11, 2001 WHEN TERRORISTS ATTACKED THE WORLD TRADE CENTER IN NEW...

  • 9/11
  • secret service
  • east bridgewater
  • massachusetts

Elk Antler Arches, Jackson Hole

Submitted by AdeleSeelke [Location approximate]

Submitted by AdeleSeelke [Location approximate]

    Monumental Stone Sphere

    MONUMENTAL STONE SPHERE PRE COLUMBIAN PERIOD DIQUIS DELTA, COSTA RICA  Submitted by nielsbradshaw

    MONUMENTAL STONE SPHERE PRE COLUMBIAN PERIOD DIQUIS DELTA, COSTA RICA  Submitted by nielsbradshaw