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

George Hudson, M.P.

GEORGE HUDSON, M.P.1800 - 1871  An Alderman and three times Lord Mayor of York, he became known as The Railway King for his work in bringing the railways to York.It was here that he had his...

GEORGE HUDSON, M.P.1800 - 1871  An Alderman and three times Lord Mayor of York, he became known as The Railway King for his work in bringing the railways to York.It was here that he had...

  • the railway king
  • railroads
  • york
  • england

An East Bay Native Fish: The Rainbow Trout

One of the best things about living in the East Bay -- across the water from San Francisco -- is the regional park system here. The parks are full of surprises. In Redwood Regional Park, which...

One of the best things about living in the East Bay -- across the water from San Francisco -- is the regional park system here. The parks are full of surprises. In Redwood Regional Park,...

  • fish
  • rainbow trout
  • oakland
  • east bay reg...

New Sweden

IN COMMEMORATION OF THE SWEDISH SETTLEMENTS ON THE DELAWARE 1638 - 1655  NEW SWEDEN Embrace within its boundaries the COMMONWEALTH OF PENNSYLVANIA And included lands on the WEST SIDE of the...

IN COMMEMORATION OF THE SWEDISH SETTLEMENTS ON THE DELAWARE 1638 - 1655  NEW SWEDEN Embrace within its boundaries the COMMONWEALTH OF PENNSYLVANIA And included lands on the WEST SIDE of the...

  • pennsylvania
  • new sweden
  • capitalization
  • 1638

The Mission of the U.S. Fish and Wildlife Service

  • shepherdstown
  • west virginia
  • wildlife
  • conservation

In Appreciation of Senator Robert C. Byrd

In Appreciation of Senator Robert C. Byrd  For his leadership and support in the development of a national center for conservation leadership enabling natural resource professionals to better...

In Appreciation of Senator Robert C. Byrd  For his leadership and support in the development of a national center for conservation leadership enabling natural resource professionals to better...

  • shepherdstown
  • west virginia
  • wildlife
  • conservation
  • byrd

John R. "Rick" Lemon Instructional West Building

John R. "Rick" Lemon Instructional West Building  To honor and recognize the leadership and commitment of Rick Lemon, US Fish and Wildlife Service career employee and Director of the National...

John R. "Rick" Lemon Instructional West Building  To honor and recognize the leadership and commitment of Rick Lemon, US Fish and Wildlife Service career employee and Director of the National...

  • shepherdstown
  • west virginia
  • wildlife
  • conservation

The First Known Antiparticle

Near this site, in August 1932, Carl David Anderson photographed the track of a cosmic-ray particle in his cloud chamber. He identified this particle as the positron -- the first known...

Near this site, in August 1932, Carl David Anderson photographed the track of a cosmic-ray particle in his cloud chamber. He identified this particle as the positron -- the first...

  • pasadena
  • california
  • caltech
  • positron
  • anderson
  • cosmic ray a...

Bilger Quarry

  • oakland
  • california
  • quarry
  • 1906

Casa de la Torre

CASA DE LA TORRE Built for Don Jose Joaquin de la Torre, alcolade of old Monterey

CASA DE LA TORRE Built for Don Jose Joaquin de la Torre, alcolade of old Monterey

  • monterey
  • california
  • torre

Port Chicago Naval Magazine National Memorial

  320 Americans Killed in WWII Naval Magazine Accident   Port Chicago July 17, 1944:  In Memoriam   S2c James C. Akins CM3c Clarence Allen, Jr. Lt. (jg) Maxie L. Anderson S2c Leslie K. Asahe S2c...

  320 Americans Killed in WWII Naval Magazine Accident   Port Chicago July 17, 1944:  In Memoriam   S2c James C. Akins CM3c Clarence Allen, Jr. Lt. (jg) Maxie L. Anderson S2c Leslie K. Asahe S2c...

    Tulare County's Battle Mountain

    BATTLE MOUNTAIN A long period of unrest between the settlers and Indians of Tulare County erupted in war during the spring of 1856. Untrue reports that five hundred head of cattle had been stolen...

    BATTLE MOUNTAIN A long period of unrest between the settlers and Indians of Tulare County erupted in war during the spring of 1856. Untrue reports that five hundred head of cattle had been...

    • california
    • tulare county
    • native americans
    • gold rush

    Promenade Ribbon Sculture

    PROMENADE RIBBON SCULPTURE The Promenade Ribbon is a five-foot wide strip of pavement separated from the rest of the Bay. Sold ground is split. The concrete band is bisected by a line of glass...

    PROMENADE RIBBON SCULPTURE The Promenade Ribbon is a five-foot wide strip of pavement separated from the rest of the Bay. Sold ground is split. The concrete band is bisected by a line...

    • san francisco
    • bay area
    • california
    • bay
    • ribbon
    • art

    A. J. Young House

    A. J. YOUNG HOUSE  ALBERT J. YOUNG AND MARY SHUEY YOUNG BUILT THIS VICTORIAN HOME IN 1970. THIS WAS THEIR HOME FOR 63 YEARS. A. J. YOUNG WAS A LONG TIME LOCAL EDUCATOR AND CHURCH LEADER. ...

    A. J. YOUNG HOUSE  ALBERT J. YOUNG AND MARY SHUEY YOUNG BUILT THIS VICTORIAN HOME IN 1970. THIS WAS THEIR HOME FOR 63 YEARS. A. J. YOUNG WAS A LONG TIME LOCAL EDUCATOR AND CHURCH LEADER. ...

    • san rafael
    • california
    • bay area
    • victorian

    Port of Entry

    1828  PORT OF ENTRY  Monterey is designated as the only port of entry for Alta California. All foreign ships must have their cargoes inspected at the Custom House and pay import taxes.

    1828  PORT OF ENTRY  Monterey is designated as the only port of entry for Alta California. All foreign ships must have their cargoes inspected at the Custom House and pay import taxes.

    • monterey
    • california
    • 1828
    • custom house

    Paradise Row and Baltimore Row

    Submitted by Jen Auchterlonie

    Submitted by Jen Auchterlonie

    • west virginia
    • white sulphu...
    • greenbrier
    • robert e. lee
    • civil war
    • 1832

    The Old White

    Submitted by Jen Auchterlonie

    Submitted by Jen Auchterlonie

    • west virginia
    • white sulphu...
    • greenbrier
    • old white
    • 1858
    • old dominion

    The Greenbrier

     Submitted by Jen Auchterlonie

     Submitted by Jen Auchterlonie

    • west virginia
    • white sulphu...
    • greenbrier

    The First Special Services Force (The Devil's Brigade) Highway Dedication Plaque

    In honour of the First Special Service Force – famously nicknamed The Devil’s Brigade or The Black Devils - and their achievements in World War II, the sections of Highway 4 in Alberta, Canada and...

    In honour of the First Special Service Force – famously nicknamed The Devil’s Brigade or The Black Devils - and their achievements in World War II, the sections of Highway 4 in Alberta, Canada and...

    • devil's brigade
    • canada
    • usa
    • wwii
    • special serv...
    • lethbridge
    • glat
    • commando

    Dr. Sekino Yoshiharu

    In memory of Dr. Sekino Yoshiharu. A Japanese scientist world trotter starting South America in 1993 spending a night at Oldupai Gorge on 8th February 2002 to end up at Laetoli Footprint Trackway...

    In memory of Dr. Sekino Yoshiharu. A Japanese scientist world trotter starting South America in 1993 spending a night at Oldupai Gorge on 8th February 2002 to end up at Laetoli Footprint Trackway...

      Fullen Market Building

      CITY OF BERKELEY LANDMARK designated in 1985 FULLEN MARKET BUILDING Henry S. Patton, Builder 1907–08 Built by a real-estate developer during the East Bay building boom that followed the 1906...

      CITY OF BERKELEY LANDMARK designated in 1985 FULLEN MARKET BUILDING Henry S. Patton, Builder 1907–08 Built by a real-estate developer during the East Bay building boom that followed the...