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

Calvin College and Seminary

These schools are institutions of the Christian Reformed Church, a denomination founded in 1857 in western Michigan by Dutch immigrants whose religious roots lay in the Calvinist Reformation. The...

These schools are institutions of the Christian Reformed Church, a denomination founded in 1857 in western Michigan by Dutch immigrants whose religious roots lay in the Calvinist Reformation. The...

  • grand rapids
  • calvin college
  • michigan
  • calvinist
  • seminary
  • knollcrest

DeWitt Family Organ

DEAN OF THE CHAPEL CALVIN COLLEGE GRATEFULLY ACKNOWLEDGES THE ENDOWMENT OF THIS POSITION BY WILLIAM AND MARTHA DE WITT, SR. MAY 1995  The William and Martha De Witt, Sr. Family also provided the...

DEAN OF THE CHAPEL CALVIN COLLEGE GRATEFULLY ACKNOWLEDGES THE ENDOWMENT OF THIS POSITION BY WILLIAM AND MARTHA DE WITT, SR. MAY 1995  The William and Martha De Witt, Sr. Family also provided the...

  • grand rapids
  • michigan
  • calvin college
  • chapel
  • de witt
  • organ

First Post Office

Near this site in 1833, the log store of John S.C. Hogan was this section's only post office, serving settlers from miles around. Eastern mail was delivered once a week from Niles, Michigan....

Near this site in 1833, the log store of John S.C. Hogan was this section's only post office, serving settlers from miles around. Eastern mail was delivered once a week from Niles,...

  • chicago
  • illinois
  • post office
  • loop

Old Water Tower

 This water tower, completed in 1869, marks the establishment of Chicago's second water works. Although most other buildings of pumping system were burned, it stands as a principal memorial of...

 This water tower, completed in 1869, marks the establishment of Chicago's second water works. Although most other buildings of pumping system were burned, it stands as a principal memorial...

  • chicago
  • illinois
  • water tower
  • magnificent mile
  • michigan avenue
  • great chicago fire

Estanislao’s Stronghold

Estanislao’s StrongholdNear here in May 1829 Estanislao, the indian chief for whom the river and county were named, defeated Sgt. Sanchez in a battle later the same month Gen. Vallejo returned...

Estanislao’s StrongholdNear here in May 1829 Estanislao, the indian chief for whom the river and county were named, defeated Sgt. Sanchez in a battle later the same month Gen. Vallejo...

  • indian
  • vallejo
  • california
  • estanislao

Roadside Sign in Westfjords

This roadside sign in the Westfjords region of Iceland shows the roads throughout the area (most of which are impassable throughout winter).

This roadside sign in the Westfjords region of Iceland shows the roads throughout the area (most of which are impassable throughout winter).

  • sign
  • roadside
  • westfjords
  • iceland

In honor of the women settlers of the Westfjords

This small brass plaque is affixed to a large boulder on a finger of land between Álftafjöður (Swans' Fjord) and Seyðisfjöður. The dramatic vista is hard to ignore and this little plaque is easy...

This small brass plaque is affixed to a large boulder on a finger of land between Álftafjöður (Swans' Fjord) and Seyðisfjöður. The dramatic vista is hard to ignore and this little plaque is easy...

  • iceland
  • westfjords
  • settlers
  • honorarium

Herring Box School

Herring Box School Under a great live oak and near this spot stood the first school in the old town of Mayfield, now a part of Palo Alto. It was erected in 1855, pioneering what was to become the...

Herring Box School Under a great live oak and near this spot stood the first school in the old town of Mayfield, now a part of Palo Alto. It was erected in 1855, pioneering what was to become...

  • palo alto
  • california
  • bay area

Einstein in Mexico City

If you want to live a happy life, tie it to a goal, not to people or things Submitted by @plasticimage

If you want to live a happy life, tie it to a goal, not to people or things Submitted by @plasticimage

  • mexico city
  • mexico
  • einstein

Julio A. Mella plaques

Left: "El tiempo joven no muere" De la FED de Cuba a Mella en el 61 aniversario de su muerte 10 de enero de 1991 Right: 1904-1929 Julio A Mella Revolucionario cu-bano asesinado en este lugar el 10...

Left: "El tiempo joven no muere" De la FED de Cuba a Mella en el 61 aniversario de su muerte 10 de enero de 1991 Right: 1904-1929 Julio A Mella Revolucionario cu-bano asesinado en este lugar el 10...

  • cuba
  • mexico
  • revolucion
  • julio a mella
  • murder
  • crime
  • assasination
  • cuban revolution

Alexandre Dumas Père

This plaque at 25 rue de l'Université in 75007 Paris, France, celebrates Alexandre Dumas père. It reads "On the 4th floor of this building lived from 1829 to 1831 Alexandre Dumas père (1802-1870),...

This plaque at 25 rue de l'Université in 75007 Paris, France, celebrates Alexandre Dumas père. It reads "On the 4th floor of this building lived from 1829 to 1831 Alexandre Dumas père (1802-1870),...

  • alexandre dumas père
  • the three musketeers
  • the count of...
  • romanticism
  • antony
  • 19th century
  • dumas

The Tree That Owns Itself

FOR AND IN CONSIDERATION OF THE GREAT LOVE I BEAR THIS TREE AND THE GREAT DESIRE I HAVE FOR ITS PROTECTION FOR ALL TIME, I CONVEY ENTIRE POSSESSION OF ITSELF AND ALL LAND WITHIN EIGHT FEET OF THE...

FOR AND IN CONSIDERATION OF THE GREAT LOVE I BEAR THIS TREE AND THE GREAT DESIRE I HAVE FOR ITS PROTECTION FOR ALL TIME, I CONVEY ENTIRE POSSESSION OF ITSELF AND ALL LAND WITHIN EIGHT FEET OF THE...

  • atlanta
  • georgia
  • oak
  • legal personhood

The Upbuilding of Society

WAGONER BECAME INDIAN TERRITORY'S FIRST INCORPORATED TOWN JAN 4, 1896 UNDER MANSFIELD'S DIGEST OF THE LAWS OF ARKANSAS. THE CITIZENS (ABOUT 2000) SOUGHT TO FORM A CITY GOVERNMENT TO PROVIDE...

WAGONER BECAME INDIAN TERRITORY'S FIRST INCORPORATED TOWN JAN 4, 1896 UNDER MANSFIELD'S DIGEST OF THE LAWS OF ARKANSAS. THE CITIZENS (ABOUT 2000) SOUGHT TO FORM A CITY GOVERNMENT TO PROVIDE...

  • indian
  • 1896
  • wagoner
  • arkansas
  • upbuilding
  • public improvements
  • free municip...

Lyceum Hall

LYCEUM HALL IN THIS BUILDING ON FEBRUARY 12, 1877 ALEXANDER GRAHAM BELL PRESENTED THE FIRST PUBLIC DEMONSTRATION  OF LONG DISTANCE TELEPHONE CONVERSATIONS.  FOLLOWING THE DEMONSTRATION THE FIRST ...

LYCEUM HALL IN THIS BUILDING ON FEBRUARY 12, 1877 ALEXANDER GRAHAM BELL PRESENTED THE FIRST PUBLIC DEMONSTRATION  OF LONG DISTANCE TELEPHONE CONVERSATIONS.  FOLLOWING THE DEMONSTRATION THE FIRST ...

  • alexander gr...
  • telephone
  • phone
  • boston globe
  • salem
  • published th...

Carolina Goldrusher

  CAROLINA GOLDRUSHER    As one of the original rides at Carowinds, this coaster  pays tribute to a pinnacle time in Carolina history and the  nations's first gold rush.    In 1799,...

  CAROLINA GOLDRUSHER    As one of the original rides at Carowinds, this coaster  pays tribute to a pinnacle time in Carolina history and the  nations's first gold rush.    In 1799,...

  • carowinds
  • gold rush

Soyuz Test Project Plaque

More information here: Soyuz Test Project By NASA - NASA Image of the Day, Public Domain. Submitted by @KurtKohlstedt 

More information here: Soyuz Test Project By NASA - NASA Image of the Day, Public Domain. Submitted by @KurtKohlstedt 

  • space
  • soyuz
  • apollo
  • space
  • astronaut

Ólafsvík Avalanch Protection Plan

This plaque includes a map of the small hamlet of Ólafsvík on the north coast of the Snæfellsnes Peninsula. Hanging over the town is a large cliff prone to avalanches. The plaque reads : Snow...

This plaque includes a map of the small hamlet of Ólafsvík on the north coast of the Snæfellsnes Peninsula. Hanging over the town is a large cliff prone to avalanches. The plaque reads :...

  • avalanch
  • informative
  • iceland

The Church at Búðir

This plaque is outside Buðir Church in the once flourishing trade center of Buðir. All that remains is this church, erected in 1848 and a hotel. The plaque reads, in English: In 1703, Bendt...

This plaque is outside Buðir Church in the once flourishing trade center of Buðir. All that remains is this church, erected in 1848 and a hotel. The plaque reads, in English: In 1703, Bendt...

  • church
  • iceland
  • búðir

Benedictine Sisters' Sequoia

  • mount angel abbey
  • sequoia
  • benedictine sisters
  • oregon
  • switzerland
  • tree

Footpaths in Búðahraun

This plaque is in Búðir, near the large hraun (lava flow) and directs visitors toe the various hikes through the hraun. The plaque reads: Footpaths in Búðahraun: The old trail across the Budahraun...

This plaque is in Búðir, near the large hraun (lava flow) and directs visitors toe the various hikes through the hraun. The plaque reads: Footpaths in Búðahraun: The old trail across the Budahraun...

  • lava
  • iceland
  • búðir