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

Lake Huron

This, the fifth largest lake in the world, was the first of the Great Lakes seen by white men. By following the Ottawa River route, Samuel de Champlain in 1615 came to the “Freshwater Sea.” It was...

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Battlefield of 1814

Here in this area on August 4, 1814, an American force battled the British in a vain attempt to recapture the island which the British had seized at the outbreak of the War of 1812. Coming...

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North East Quay

From the Flickr group Historical Markers, photo by chrisinplymouth, full page.License is Attribution- NonCommercial-ShareAlike License

    Christmas (Noel) Dagenet

    From the Flickr group Historical Markers, photo by HystericalMark, full page.License is Attribution- ShareAlike License

      Surratt Boarding House

      A HISTORICAL LAND MARK  "SURRATT BOARDING HOUSE"  604 H STREET, N.W. (THEN 541)  IS SAID TO HAVE BEEN WHERE  THE CONSPIRATORS PLOTTED  THE ABDUCTION OF  U.S. PRESIDENT ABRAHAM LINCOLN  IN 1865 ...

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      Dundee Bombed in World War II

      DUNDEE BOMBED IN WORLD WAR II ln the sky over 50th and Underwood, a Japanese balloon bomb exploded on April 18, 1945. The incendiary device flared brightly in the night, but caused no damage....

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      Eastern State Penitentiary World War I Veterans

      TO THE  EVERLASTING HONOR  OF THOSE INMATES  OF THE EASTERN STATE PENITENTIARY  WHO SERVED IN  THE ARMY AND NAVY DURING THE WORLD WAR  [List of inmate numbers] Note that on this WWI...

        Charlie Bazinet

          Civil War General John T. Wilder

          From the Flickr group Historical Markers, photo by HystericalMark, full page.License is Attribution- ShareAlike License

            North Lake Methodist Church

            The Reverend Charles Glenn organized the first Methodist class here in 1836, and for the next ten years the group met in the home of his brother, John. In 1846 the brothers presented...

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