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

Ali vs Chuvalo

In March 1966, the heavyweight boxing champion of the world had been blacklisted. Muhammad Ali - whom many still insisted on calling Cassius Clay - was undefeated, at the peak of his powers, and...

In March 1966, the heavyweight boxing champion of the world had been blacklisted. Muhammad Ali - whom many still insisted on calling Cassius Clay - was undefeated, at the peak of his powers,...

  • toronto
  • ontario
  • alan brown

Alexander Robert Duff

Chemical engineer, explorer, photographer and superb athlete, Alex Duff was a pioneer in coaching girls' swimming, springboard and platform diving. From 1924 he trained girls exclusively, founding...

Chemical engineer, explorer, photographer and superb athlete, Alex Duff was a pioneer in coaching girls' swimming, springboard and platform diving. From 1924 he trained girls exclusively, founding...

  • toronto
  • ontario
  • alan brown

300 King Street East 1845

Charles C. Small had three upscale Georgian row-houses constructed here across the street from his own prominent villa, Berkeley House (demolished 1925). In 1879, this corner unit was extended to...

Charles C. Small had three upscale Georgian row- houses constructed here across the street from his own prominent villa, Berkeley House (demolished 1925). In 1879, this corner unit was extended...

  • toronto
  • ontario
  • alan brown

Arena Gardens

From 1912 to 1989, this was the site of Arena Gardens, the second rink to be built here. With a seating capacity of 7,500, the arena was billed as the largest in the country and was home to many...

From 1912 to 1989, this was the site of Arena Gardens, the second rink to be built here. With a seating capacity of 7,500, the arena was billed as the largest in the country and was home to...

  • toronto
  • ontario
  • alan brown

Allan Maclean Howard House The Second Mile Club

This house, now home to the Second Mile Club, was built in 1850 for A. Maclean Howard, a prominent citizen. Howard rode his horse to work along Carlton Street, then a tree lined country road...

This house, now home to the Second Mile Club, was built in 1850 for A. Maclean Howard, a prominent citizen. Howard rode his horse to work along Carlton Street, then a tree lined country...

  • toronto
  • ontario
  • alan brown

All Star Game

Ace Bailey faced the man who had nearly killed him - and for a moment no one knew what would happen. Two months earlier, during a game at the Boston Garden, the Bruins' Eddie Shore took a run at...

Ace Bailey faced the man who had nearly killed him - and for a moment no one knew what would happen. Two months earlier, during a game at the Boston Garden, the Bruins' Eddie Shore took a run...

  • toronto
  • ontario
  • alan brown

Administration Building

This building is one of the few surviving air terminal buildings dating from the formative years of scheduled air passenger travel. It was constructed in 1938-39 by the Toronto Harbour...

This building is one of the few surviving air terminal buildings dating from the formative years of scheduled air passenger travel. It was constructed in 1938-39 by the Toronto...

  • toronto
  • ontario
  • alan brown

139-145 Front Street East

In 1867, William Davies built a two storey brick building here and established the first large meat-packing house in Toronto. J. & J. Taylor Safeworks purchased the building in 1871, and as the...

In 1867, William Davies built a two storey brick building here and established the first large meat-packing house in Toronto. J. & J. Taylor Safeworks purchased the building in 1871, and as the...

  • toronto
  • ontario
  • alan brown

The Erath Building

THE ERATH BUILDINGCIRCA 1884 AUGUST ERATH, BORTN IN MORAT, SWITZERLAND, IN 1843, CAME TO LOUISIANA IN 1866, MARRIED CATHERINE BECHT, AND MOVED TO NEW IBERIA IN 1876. ERATH WAS A BREWER BY TRADE,...

THE ERATH BUILDINGCIRCA 1884 AUGUST ERATH, BORTN IN MORAT, SWITZERLAND, IN 1843, CAME TO LOUISIANA IN 1866, MARRIED CATHERINE BECHT, AND MOVED TO NEW IBERIA IN 1876. ERATH WAS A BREWER BY TRADE,...

  • lousiana
  • erath
  • switzerland
  • gables
  • chimneys
  • ae

Art Deco Bronze Doors

The Art Deco bronze doors at the entranceway to this building originally graced the main entrance of the Toronto Star building at 80 King St. W. from 1929 to 1971. When the Star relocated, the...

The Art Deco bronze doors at the entranceway to this building originally graced the main entrance of the Toronto Star building at 80 King St. W. from 1929 to 1971. When the Star relocated,...

  • toronto
  • ontario
  • alan brown

Ouija was Named Here (Obscured by Popcorn Display)

  The site where the Ouija board was named is a Baltimore 7-11, which we celebrate with a plaque behind a popcorn rack.   [location approximate]   Submitted by @justin_fenton 7 minutes ago

  The site where the Ouija board was named is a Baltimore 7-11, which we celebrate with a plaque behind a popcorn rack.   [location approximate]   Submitted by @justin_fenton 7 minutes ago

  • ouija
  • 99pi
  • blumberg

The Bexhill Smuggling Trail

The Bexhill Smuggling Trail   The Sluice   The Star Inn is ancient, probably dating back to the 15th century when Wallers Haven, the artificial channel that links the river Ash Bourne to the sea...

The Bexhill Smuggling Trail   The Sluice   The Star Inn is ancient, probably dating back to the 15th century when Wallers Haven, the artificial channel that links the river Ash Bourne to the...

  • bexhill
  • smuggling
  • sluice
  • england

St. Cecilia School

Submitted by @alwaysreadtheplaque.

Submitted by @alwaysreadtheplaque.

    Fort St. John

    FORT ST. JOHN SPANISH FORT Established by Colonial French in the early 18th century. Rebuilt by the Spanish - 1779 American restoration - 1808 Built to protect New Orleans from attach by way of...

    FORT ST. JOHN SPANISH FORT Established by Colonial French in the early 18th century. Rebuilt by the Spanish - 1779 American restoration - 1808 Built to protect New Orleans from attach by way...

    • lousiana
    • fort

    Old Douglas

    Submitted by @alwaysreadtheplaque.

    Submitted by @alwaysreadtheplaque.

    • camels
    • confederacy
    • civil war
    • douglas
    • camel

    American Clipper Ship Viking

      1863 - 1966 This tablet rests on a caps-tan from the American clipper ship VIKING which was wrecked on this island on June 4, 1863, being bound for San Francisco, U.S.A. from Hong Kong, China....

      1863 - 1966 This tablet rests on a caps-tan from the American clipper ship VIKING which was wrecked on this island on June 4, 1863, being bound for San Francisco, U.S.A. from Hong Kong,...

      Floyd Springs

      Submitted by Alan Crocker via https://www.instagram.com/p/gF9FXySjfm/

      Submitted by Alan Crocker via https://www.instagra m.com/p/gF9FXySjfm/

      • georgia
      • civil war
      • 1864

      Station Street Municipal Parking Lot

        Submitted by ‏@jqmcd

        Submitted by ‏@jqmcd

      • virginia
      • herndon
      • parking
      • municipal

      Site of Pump House

      Berkeley History Site of pump House Peet Brothers / Colgate Palmolive  In the early 20th century, a thriving manufacturing district grew up in southwest Berkeley. This is the site of a former salt...

      Berkeley History Site of pump House Peet Brothers / Colgate Palmolive  In the early 20th century, a thriving manufacturing district grew up in southwest Berkeley. This is the site of a former salt...

      • berkeley
      • california
      • colgate
      • peet
      • pump

      General Cleburne's Proposal to Arm Slaves

      General Cleburne's Proposal to Arm Slaves Here on January 2, 1864, Confederate Gen. Patrick Cleburne proposed arming slaves in exchange for their freedom to alleviate a desperate manpower shortage...

      General Cleburne's Proposal to Arm Slaves Here on January 2, 1864, Confederate Gen. Patrick Cleburne proposed arming slaves in exchange for their freedom to alleviate a desperate manpower...

      • georgia
      • cleburne
      • slaves
      • civil war