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

Here 1475 Ft Above the Ocean

HERE 1475 FT ABOVE THE OCEAN THE MIGHTY MISSISSIPPI BEGINS TO FLOW ON ITS WINDING WAY 2552 MILES TO THE GULF OF MEXICO 

HERE 1475 FT ABOVE THE OCEAN THE MIGHTY MISSISSIPPI BEGINS TO FLOW ON ITS WINDING WAY 2552 MILES TO THE GULF OF MEXICO 

  • mississippi
  • minnesota
  • gulf of mexico
  • headwaters

LaSalle Dam

"McGregor Powerhouse and LaSalle Dam Est 1923 by William H. Miller" Located on Great Chazy River just upstream from Altona, NY Photo and description by Alan R. Reno

"McGregor Powerhouse and LaSalle Dam Est 1923 by William H. Miller" Located on Great Chazy River just upstream from Altona, NY Photo and description by Alan R. Reno

  • hydropower
  • new york
  • great chazy river
  • lasalle dam
  • powerhouse

Big Rock Point Nuclear Power Plant

Big Rock Point Nuclear Power Plant  Consumers Power Company (later Consumers Energy) opened the Big Rock Point Nuclear Power Plant just west of here in 1962. It was the world's first high- power...

Big Rock Point Nuclear Power Plant  Consumers Power Company (later Consumers Energy) opened the Big Rock Point Nuclear Power Plant just west of here in 1962. It was the world's first high-...

  • michigan
  • big rock
  • nuclear
  • nuclear power
  • cobalt 60
  • reactor
  • boiling wate...

F Grass

Vancouver Biennale Open Air Museum F Grass Ai Weiwei, China Ai Weiwei is one of the most influential artists and human rights activists of our time. His passport withheld since 2011, he chose this...

Vancouver Biennale Open Air Museum F Grass Ai Weiwei, China Ai Weiwei is one of the most influential artists and human rights activists of our time. His passport withheld since 2011, he chose this...

  • vancouver
  • british columbia
  • canada
  • art
  • f grass
  • coal harbour
  • seawall
  • ai weiwei

Komagata Maru Memorial

On May 23, 1912, the steamship Komagata Maru arrived in Coal Harbour after a seven week crossing from Hong Kong via Japan. The ship was carrying 376 Indians from India and the Far East who claimed...

On May 23, 1912, the steamship Komagata Maru arrived in Coal Harbour after a seven week crossing from Hong Kong via Japan. The ship was carrying 376 Indians from India and the Far East who claimed...

  • vancouver
  • british columbia
  • canada
  • komagata maru
  • immigration
  • india
  • citizenship
  • coal harbour
  • seawall

The 1923 Berkeley Fire

THE 1923 BERKELEY FIRE  On the morning of September 17, 1923, a grass fire spread from Wildcat Canyon over the hills into Berkeley. Driven by hot, dry winds, the fire spread rapidly across the...

THE 1923 BERKELEY FIRE  On the morning of September 17, 1923, a grass fire spread from Wildcat Canyon over the hills into Berkeley. Driven by hot, dry winds, the fire spread rapidly across the...

  • berkeley
  • california
  • bay area
  • fire
  • 1923
  • washington school

Little Dipper Roller Coaster

MEMPHIS KIDDIE PARK LITTLE DIPPER ROLLER COASTER TO RECOGNIZE THE LITTLE DIPPER STEEL COASTER FOR BEING THE OLDEST ORIGINAL OPERATING STEEL COASTER AT THE SAME LOCATION IN NORTH AMERICA, OPENING...

MEMPHIS KIDDIE PARK LITTLE DIPPER ROLLER COASTER TO RECOGNIZE THE LITTLE DIPPER STEEL COASTER FOR BEING THE OLDEST ORIGINAL OPERATING STEEL COASTER AT THE SAME LOCATION IN NORTH AMERICA, OPENING...

  • ohio
  • brooklyn
  • coaster
  • dipper
  • roller coaster
  • steel

Paynes Community

PAYNES COMMUNITY Dates from 1830's. Originally "Page's on Sculmore;" then "Dogwood Flats." In 1870's took name of Payne family. Dr. George W. Payne was early resident. His son, George H., was...

PAYNES COMMUNITY Dates from 1830's. Originally "Page's on Sculmore;" then "Dogwood Flats." In 1870's took name of Payne family. Dr. George W. Payne was early resident. His son, George H., was...

  • paynes
  • mississippi
  • payne
  • dogwood flats
  • sculmore

Layfayette County Courthouse

LAFAYETTE COUNTY COURTHOUSE  The original courthouse was burned in August 1864 by Union troops led by Gen. A. J. Smith. Judge R. A. Hill secured Federal funds to construct the present...

LAFAYETTE COUNTY COURTHOUSE  The original courthouse was burned in August 1864 by Union troops led by Gen. A. J. Smith. Judge R. A. Hill secured Federal funds to construct the...

  • mississippi
  • civil war
  • lafayette
  • courthouse

Golden spike

The last tie laid on the completion of the Pacific Railroad, May, 1869  PresidentLELAND STANFORD Vice-President C. P. HUNTINGTON  Superintendent CHARLES CROCKER  Treasurer MARK HOPKINS ...

The last tie laid on the completion of the Pacific Railroad, May, 1869  PresidentLELAND STANFORD Vice-President C. P. HUNTINGTON  Superintendent CHARLES CROCKER  Treasurer MARK HOPKINS ...

  • utah
  • railroad
  • spike
  • golden

Boston Armenian Genocide Memorial

   Boston and the Commonwealth of Massachusetts have offered hope and refuge for immigrants seeking to begin new lives.  This park is a gift to the Commonwealth and the City of Boston from the...

   Boston and the Commonwealth of Massachusetts have offered hope and refuge for immigrants seeking to begin new lives.  This park is a gift to the Commonwealth and the City of Boston from the...

  • boston
  • armenia
  • massachusetts
  • genocide
  • turkey

Hudson's Bay Company Deprtment Store

10230 – Jasper Avenue, Edmonton The overwhelming turnout surprised everyone. After all, no merchandise was on sale. It was the fourth store the company had built on the site since relocating their...

10230 – Jasper Avenue, Edmonton The overwhelming turnout surprised everyone. After all, no merchandise was on sale. It was the fourth store the company had built on the site since relocating their...

  • edmonton
  • canada
  • hudsons bay
  • store

Old Point Loma Lighthouse

  • san diego
  • lighthouse
  • california
  • maritime
  • squibob
  • ecv
  • cabrillo
  • wwii
  • pelican point
  • point loma

Wilmot Park

Wilmot Park   These fields, then part of the Odell estate, were set aside as a public park on 18 June 1860 and officially opened by his Royal Highness Prince Albert Edward, The Prince of Wales...

Wilmot Park   These fields, then part of the Odell estate, were set aside as a public park on 18 June 1860 and officially opened by his Royal Highness Prince Albert Edward, The Prince of Wales...

  • fredericton
  • new brunswick
  • park
  • canada

The early cinema experiments of William Friese Greene

It was here that the inventor of cinematography WILLIAM FIESE GREENE 1855 - 1921 carried out his original experiments which led to a world-wide industry. A commemorative stone plaque for one of...

It was here that the inventor of cinematography WILLIAM FIESE GREENE 1855 - 1921 carried out his original experiments which led to a world-wide industry. A commemorative stone plaque for one...

  • cinema
  • history
  • the brighton school
  • pioneers
  • film
  • cinematography
  • brighton
  • england
  • greene