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

Dr. Edwin Herbert Land

In Commemoration of Dr. Edwin Herbert Land 1909-1991 "Don't do anything that someone else can do." "Don't undertake a project unless it is manifestly important and nearly impossible."   Humanist...

In Commemoration of Dr. Edwin Herbert Land 1909-1991 "Don't do anything that someone else can do." "Don't undertake a project unless it is manifestly important and nearly impossible."   Humanist...

  • cambridge
  • massachusetts
  • invention
  • photography
  • polaroid

First Two-Way Long Distance Telephone Conversation

From this site on October 9, 1876 the first two-way long distance telephone conversation was carried on for three hours. From here in Cambridgeport Thomas G. Watson spoke over a telegraph wire to...

From this site on October 9, 1876 the first two- way long distance telephone conversation was carried on for three hours. From here in Cambridgeport Thomas G. Watson spoke over a telegraph wire to...

  • cambridge
  • massachusetts
  • telephone
  • technology
  • invention
  • boston

Site of Original Campus of University of California

Site of College of California Original Campus of University of California University of California, Chartered March 23, 1863. Located between Franklin and Harrison, 12th and 14th Streets, from...

Site of College of California Original Campus of University of California University of California, Chartered March 23, 1863. Located between Franklin and Harrison, 12th and 14th Streets, from...

  • cal
  • university o...
  • berkeley
  • oakland
  • college
  • history
  • california

Live Oak Park

BERKELEY HISTORY   LIVE OAK PARK 1914   Live Oak Park was created in 1914 when the City of Berkeley purchased four acres from landowners R. S. Penniman and Michael O’Toole. Mr. Penniman’s brown...

BERKELEY HISTORY   LIVE OAK PARK 1914   Live Oak Park was created in 1914 when the City of Berkeley purchased four acres from landowners R. S. Penniman and Michael O’Toole. Mr. Penniman’s...

  • berkeley
  • california
  • bay area
  • live oak
  • codornices

Commemorative stone, Hampstead, London NW3

© Copyright Julian Osley and licensed for reuse under this Creative Commons Licence . Submitted via Geograph

© Copyright Julian Osley and licensed for reuse under this Creative Commons Licence . Submitted via Geograph

  • geograph

N’OUBLIONS JAMAIS 1914-1918 Commune de Mouland

N’OUBLIONS JAMAIS1914-1918 Commune de Mouland En Août 1914 les allemands ont assassine 4 personnes et brulé 72 maisons. Ont été fusillés Pousset Michel Puts André Timmers Henri Timmers ____ ...

N’OUBLIONS JAMAIS1914-1918 Commune de Mouland En Août 1914 les allemands ont assassine 4 personnes et brulé 72 maisons. Ont été fusillés Pousset Michel Puts André Timmers Henri Timmers...

  • wwi
  • belgium
  • germany
  • memorial
  • belgium

Eames House

Submitted by Mike Appleton.

Submitted by Mike Appleton.

  • eames
  • los angeles
  • architecture
  • california

Sometime Clothier

THESE TWO BUTTRESSES WERE REPAIRED AT THE CHARGE OF FRANCIS ALLIN SOMETIME CLOTHIER OFTHIS CITY A.D. 1616 Submitted by @invertiert.

THESE TWO BUTTRESSES WERE REPAIRED AT THE CHARGE OF FRANCIS ALLIN SOMETIME CLOTHIER OFTHIS CITY A.D. 1616 Submitted by @invertiert.

  • england
  • bath
  • allin
  • clothier
  • sometime clothier
  • of this city

Somerville Powder House

This old mill built by John Mallet on a site purchased in 1703-4, was deeded in 1747 to the 'Province of the Massachusetts Bay in New England' and for many years was used as a public powder house....

This old mill built by John Mallet on a site purchased in 1703-4, was deeded in 1747 to the 'Province of the Massachusetts Bay in New England' and for many years was used as a public powder house....

  • somerville
  • massachusetts
  • revolutionary war
  • 1774
  • windmill

Portola Crespi Expedition Cross

On December 10, 1769, the Portola Crespi Expedition from Mexico erected a cross on this hill to signal its long-overdue supply ship, San Jose. A message at the cross stated that they were...

On December 10, 1769, the Portola Crespi Expedition from Mexico erected a cross on this hill to signal its long-overdue supply ship, San Jose. A message at the cross stated that they...

  • stone
  • white

British Soldiers Graves

A sharp fight occurred here between the Patriots and the British April 19, 1775. This marks British Soldiers graves. Erected 1890.   @jeffreydmyers

A sharp fight occurred here between the Patriots and the British April 19, 1775. This marks British Soldiers graves. Erected 1890.   @jeffreydmyers

  • somerville
  • massachusetts
  • revolutionary war
  • british
  • grave
  • 1775

Clark Gable in Astoria, OR

The plaque reads: Clark Gable, 1901-1960. Began his acting career in the summer of 1922 at the Astoria Theatre. Located on this site, the building was destroyed by fire in December, 1922.

The plaque reads: Clark Gable, 1901-1960. Began his acting career in the summer of 1922 at the Astoria Theatre. Located on this site, the building was destroyed by fire in December, 1922.

  • celebrity
  • actor
  • theatre
  • destroyed by fire

Fred H Tibbetts

Here lie the ashes of  Fred H Tibbetts 1882 1938 The engineer whose plan of underground water storage conserves the waters for Santa Clara Valley

Here lie the ashes of  Fred H Tibbetts 1882 1938 The engineer whose plan of underground water storage conserves the waters for Santa Clara Valley

  • santa clara valley
  • california
  • tibbetts
  • underground
  • water
  • water storage
  • conservation
  • morgan hill

Patterson & Western Railroad

Patterson & Western RailroadThe narrow gauge railroad winding some 25 miles from Patterson through Del Puerto Canyon operated from Sept. 20, 1916 to Aug. 14, 1920. During World War I, the railroad...

Patterson & Western RailroadThe narrow gauge railroad winding some 25 miles from Patterson through Del Puerto Canyon operated from Sept. 20, 1916 to Aug. 14, 1920. During World War I, the railroad...

  • stone
  • black

Grave of Francis Bellamy

The Grave of Francis Bellamy in Rome, New York. Bellamy was a minister whom penned the Pledge of Allegiance to support a 1890s campaign to place an American flag in every classroom. "I pledge...

The Grave of Francis Bellamy in Rome, New York. Bellamy was a minister whom penned the Pledge of Allegiance to support a 1890s campaign to place an American flag in every classroom. "I...

  • pledge bellamy rome
  • ny reno

Morro Rock

MORRO ROCK An important mariner's navigational landfall for over 300 years. Chronicled in the diaries of Portola, Fr. Crespi and Costanso in 1769 when camped near this area on their trek to find...

MORRO ROCK An important mariner's navigational landfall for over 300 years. Chronicled in the diaries of Portola, Fr. Crespi and Costanso in 1769 when camped near this area on their trek to find...

  • morro rock
  • monterey
  • san luis obispo
  • california
  • gibraltar

Peoria Train Depot

Peoria train depot The Peoria train depot was constructed in 1895 at a cost of $1,455 by the Santa Fe Prescott Phoenix Railway company.

Peoria train depot The Peoria train depot was constructed in 1895 at a cost of $1,455 by the Santa Fe Prescott Phoenix Railway company.

  • train
  • railroad
  • peroria
  • 10 sacks of flour
  • arizona

Wazir Khan mosque pulpit

This is carved into the pulpit at the Wazir Khan mosque in Lahore, Pakistan (so I guess technically it is not a separate plaque...). This mosque was completed in 1635 under the supervision of...

This is carved into the pulpit at the Wazir Khan mosque in Lahore, Pakistan (so I guess technically it is not a separate plaque...). This mosque was completed in 1635 under the supervision of...

  • lahore
  • pakistan
  • pulpit
  • mosque
  • wood

Monterey Custom House

TRANSCRIPTION:Monterey Custom HouseIt was over this building that the American flag was raised by commodore John Drake Sloat, July 7, 1846. Signalizing the passing of California from Mexican...

TRANSCRIPTION:Monterey Custom HouseIt was over this building that the American flag was raised by commodore John Drake Sloat, July 7, 1846. Signalizing the passing of California from...

  • monterey
  • california
  • mexico
  • sloat
  • custom
  • custom house

PCR Park

PCR PARK This plaque commemorates the pioneering scientists on this campus who have made discovers and advances that are essential to many areas of life science research, forensics, and patient...

PCR PARK This plaque commemorates the pioneering scientists on this campus who have made discovers and advances that are essential to many areas of life science research, forensics, and...

  • emeryville
  • california
  • bat area
  • pcr
  • novartis
  • science