A gigantic map of all the cool plaques in the world. A project of 99% Invisible.
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The most recent plaques:

Thayer Memorial Bridge

http://www.centralmaine.com/2015/05/12/waterville-thayer-memorial-bridge-plaque-mystery-unravels/ http://www.centralmaine.com/2015/05/09/mystery-plaque-honors-late-waterville-mayor/

http://www.centralmaine.com/2015/05/12/waterville- thayer-memorial-bridge-plaque-mystery-unravels/ http://www.centralmaine.com/2015/05/09/mystery- plaque-honors-late-waterville-mayor/

  • maine
  • waterville
  • bridge
  • mayor

The Oldest Structure

This is the oldest structure in Royal Dane Mall, build soon after 1831 with local stone and imported brick. Sailing ships from Europe and North America brought light cargoes of special food-stuffs...

This is the oldest structure in Royal Dane Mall, build soon after 1831 with local stone and imported brick. Sailing ships from Europe and North America brought light cargoes of special food-stuffs...

  • st thomas
  • brick
  • rum
  • molasses

Sydney's Town Hall Sign

  • sydney
  • australia
  • electric
  • quay
  • roundel

Frances E. Willard

INSPIRED BY SAN FRANCISCO  IN 1883 BECAME THE FIRST WORLD ORGANIZER OF WOMEN STABKDNG HERE SHE SAID "WE ARE ONE WORLD OF TEMPTED HUMANITY"   Submitted by @jqmcd

INSPIRED BY SAN FRANCISCO  IN 1883 BECAME THE FIRST WORLD ORGANIZER OF WOMEN STABKDNG HERE SHE SAID "WE ARE ONE WORLD OF TEMPTED HUMANITY"   Submitted by @jqmcd

  • san francisco
  • california
  • bay area
  • women
  • organizer
  • tempted

General Henry Hastings Sibley

To the glory of God and in memory of General Henry Hastings Sibley. Born February 20, 1811. Died February 18, 1891. A great patriot - soldier - statesman. This historic marker is built of the only...

To the glory of God and in memory of General Henry Hastings Sibley. Born February 20, 1811. Died February 18, 1891. A great patriot - soldier - statesman. This historic marker is built of the only...

  • minnesota
  • sibley

Original Location of Sambado Liquors

Submitted by @friscolex.

Submitted by @friscolex.

  • san francisco
  • bay area
  • california
  • sambado
  • liquors

Springfield, Minnesota

SPRINGFIELD, MINNESOTA John and Daniel Burns were pioneer settlers in this area of Brown County. Burnstown Town-ship was name in their honor. Railroad construction advanced westward and the name...

SPRINGFIELD, MINNESOTA John and Daniel Burns were pioneer settlers in this area of Brown County. Burnstown Town-ship was name in their honor. Railroad construction advanced westward and the name...

  • springfield
  • minnesota
  • burns
  • a prominent ...
  • plat
  • 1877

Site of the Berlin Wall

Related 99PI episode: The Giftschrank. Submitted by @samlistens and @helenzaltzman of Radiotopia.

Related 99PI episode: The Giftschrank. Submitted by @samlistens and @helenzaltzman of Radiotopia.

  • berlin
  • berlin wall
  • berliner mauer
  • 99pi

Track Pans

TRACK PANS Kinnear, located two miles east of Dexter, was the site of Michigan’s first railroad track water pans, which were built in 1901.  The pans were situated between the rails and heated...

TRACK PANS Kinnear, located two miles east of Dexter, was the site of Michigan’s first railroad track water pans, which were built in 1901.  The pans were situated between the rails and...

  • kinnear
  • dexter
  • michigan
  • water
  • locomotives
  • detroit
  • pans
  • track

Dexter Depot

Dexter Depot The Michigan Central Railroad reached Dexter from Detroit on July 4, 1841, just after Dexter’s first depot was completed.  Frederick H. Spier of Detroit designed the present depot,...

Dexter Depot The Michigan Central Railroad reached Dexter from Detroit on July 4, 1841, just after Dexter’s first depot was completed.  Frederick H. Spier of Detroit designed the present depot,...

  • michigan
  • dexter
  • detroit
  • railroad
  • ypsilanti

Weeping Stone Plaque

© Copyright Sue Adair and licensed for reuse under this Creative Commons Licence . Submitted via Geograph

© Copyright Sue Adair and licensed for reuse under this Creative Commons Licence . Submitted via Geograph

  • geograph

The Weeping Stone, St Chad's Park

The Weeping Stone is a sandstone pillar which was originally an ancient cross situated in Park Brow and was a resting place for Catholic mourners on their way to St Swithin's in Gilmoss. In the...

The Weeping Stone is a sandstone pillar which was originally an ancient cross situated in Park Brow and was a resting place for Catholic mourners on their way to St Swithin's in Gilmoss. In...

  • geograph

New Iberia

NEW IBERIA Early in 1779 Governor Bernardo de Galvez sent Lieutenant Colonel Francisco Bouligny with nearly five hundred Spanish and Canary Island Colonists to establish a settlement on the lower...

NEW IBERIA Early in 1779 Governor Bernardo de Galvez sent Lieutenant Colonel Francisco Bouligny with nearly five hundred Spanish and Canary Island Colonists to establish a settlement on the...

  • new iberia
  • lousiana

Indian Camp Plantation

  Indian Camp Plantation—The Plantation home, built in the 1850’s, became the site of the Louisiana State Leprosarium in 1894. The U. S. Public Health Service acquired it in 1921. It is now known...

  Indian Camp Plantation—The Plantation home, built in the 1850’s, became the site of the Louisiana State Leprosarium in 1894. The U. S. Public Health Service acquired it in 1921. It is now known...

  • hansen's
  • leprosy
  • leprosarium
  • indian camp

Bayou Vermilion

BAYOU VERMILION Battle of Pinhook Bridge April 17, 1863.Battle of Bayou Vermilion October 9, 1863. We honor the memory of those soldiers who valiantly fought on these banks.  LAFAYETTE PARISH...

BAYOU VERMILION Battle of Pinhook Bridge April 17, 1863.Battle of Bayou Vermilion October 9, 1863. We honor the memory of those soldiers who valiantly fought on these banks.  LAFAYETTE PARISH...

  • lousiana
  • civil war

Southbeach Shoreline 1852

SOUTHBEACH SHORELINE1852 In 1852 you would have been standing on a bluff overlooking the narrow beach just below that followed the approximate line of King Street. First accurately charted by the...

SOUTHBEACH SHORELINE1852 In 1852 you would have been standing on a bluff overlooking the narrow beach just below that followed the approximate line of King Street. First accurately charted by the...

  • san francisco
  • bay area
  • california
  • shoreline
  • landfill
  • cubic yards
  • seawall

A Gift From the Earth

Submitted by @TheMVKelly via https://twitter.com/TheMVKelly/status/706618404132618240

Submitted by @TheMVKelly via https://twitter.com/T heMVKelly/status/706618404132618240

  • nevada
  • las vegas

The Princes' Gates

"The Princes' Gates were officially opened on Tuesday August the 30th MDCCCCXXVII [1927] by H.R.H. The Prince of Wales accompanied by H.R.H. Prince George. First to pass through these gates was a...

"The Princes' Gates were officially opened on Tuesday August the 30th MDCCCCXXVII [1927] by H.R.H. The Prince of Wales accompanied by H.R.H. Prince George. First to pass through these gates was a...

  • exhibition place
  • 1927
  • prince of wales
  • edward vii
  • george vi
  • elizabeth ii
  • toronto
  • ontario
  • alan brown

Richard Slattery

Transcript: "Dedicated to RICHARD SLATTERY For volunteering more than 37 years as a coach and mentor to city youth at Union Terrace. With his philosophy, "students first, athletes second" and...

Transcript: "Dedicated to RICHARD SLATTERY For volunteering more than 37 years as a coach and mentor to city youth at Union Terrace. With his philosophy, "students first, athletes second"...

  • sports
  • allentown
  • pennsylvania

Hasta La Victoria Siempre

  • cuba