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

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

      Princes Pier - Australia At War

      This pier has four plaques describing the history of the pier, not sure I have the will to transcribe them all.   The plaque reads: Port Melbourne's piers served as the last link with home for...

      This pier has four plaques describing the history of the pier, not sure I have the will to transcribe them all.   The plaque reads: Port Melbourne's piers served as the last link with home for...

      • pier
      • melboure
      • history
      • war

      Our Glorious Dead

       Our Glorious Dead   "Their Bodies Are Buried In Peace But Their Name Liveth For Evermore"   1917  1918   Russell T Beatty, Corp Frank Hough, Lt.  Charles A. Bell, Pvt. Alexander Pope Humphrey...

       Our Glorious Dead   "Their Bodies Are Buried In Peace But Their Name Liveth For Evermore"   1917  1918   Russell T Beatty, Corp Frank Hough, Lt.  Charles A. Bell, Pvt. Alexander Pope Humphrey...

      • wwi
      • loudoun
      • virginia
      • great war

      In Memory of the Confederate Soldiers of Loudun County, VA -- Erected May 28, 1908

      IN MEMORY OF THE CONFEDERATE SOLDIERS OF LOUDOUN COUNTY VA ERECTED MAY 28, 1908  Submitted by @jqmcd 

      IN MEMORY OF THE CONFEDERATE SOLDIERS OF LOUDOUN COUNTY VA ERECTED MAY 28, 1908  Submitted by @jqmcd 

      • civil war
      • confederate
      • virginia
      • leesburg
      • soldiers
      • 1908

      These Cannon Were Abandoned at Fort Independence

      THESE CANNON WERE ABANDONED AT FORT INDEPENDENCE (CASTLE WILLIAM) BY THE BRITISH FORCES WHEN THEY EVACUATED THE CITY OF BOSTON MARCH 17, 1776

      THESE CANNON WERE ABANDONED AT FORT INDEPENDENCE (CASTLE WILLIAM) BY THE BRITISH FORCES WHEN THEY EVACUATED THE CITY OF BOSTON MARCH 17, 1776

      • boston
      • cambridge
      • cannon
      • revolutionary war
      • british forces
      • massachusetts

      First Cabin Home of White Man

      CARSON D. BOREN  BUILT HERE THE FIRST CABIN HOME OF WHITE MAN IN THE CITY OF SEATTLE IN APRIL 1852. IT WAS MADE OF SPLIT CEDAR PUNCHEONS. This Tablet was Erected by the Washington University State...

      CARSON D. BOREN  BUILT HERE THE FIRST CABIN HOME OF WHITE MAN IN THE CITY OF SEATTLE IN APRIL 1852. IT WAS MADE OF SPLIT CEDAR PUNCHEONS. This Tablet was Erected by the Washington University State...

      • boren
      • cabin
      • white man
      • seattle
      • cedar
      • puncheons
      • washington

      Anchor and Hjallsker

        þetta ankeri fannst fram af Hjallaskeri við Viðey apríl 1986 of er sett hér til minningar um þá menn sem förust við evn og annars staðar á faxaflóa þann 7 apríl 1906 Þiskipið Ingvar fórst á...

        þetta ankeri fannst fram af Hjallaskeri við Viðey apríl 1986 of er sett hér til minningar um þá menn sem förust við evn og annars staðar á faxaflóa þann 7 apríl 1906 Þiskipið Ingvar fórst...

      • viðey island
      • reykjavik
      • iceland
      • ship

      Saxholl

      Saxholl is a beautifully formed crater that erupted 3-4000 years ago. The crater rises 109 m above sealevel. The remnants of quarrying can be seen on one side of the crater. A viewpoint is at the...

      Saxholl is a beautifully formed crater that erupted 3-4000 years ago. The crater rises 109 m above sealevel. The remnants of quarrying can be seen on one side of the crater. A viewpoint is at the...

      • iceland
      • crater
      • quarrying
      • volcano