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

Fort Michilimackinac / Michilimackinac State Park

This fort, built about 1715, put French soldiers at the Straits for the first time since 1701. French authority ceased in 1761 when British troops entered the fort. On June 2, 1763, during...

This fort, built about 1715, put French soldiers at the Straits for the first time since 1701. French authority ceased in 1761 when British troops entered the fort. On June 2, 1763,...

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Cereal Bowl of America

This is Battle Creek, where the leading producers of ready-to-eat cereals are located. Early attempts to process grains into appetizing new foods for Sanitarium guests revolutionized the eating...

This is Battle Creek, where the leading producers of ready-to-eat cereals are located. Early attempts to process grains into appetizing new foods for Sanitarium guests revolutionized the eating...

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Willie Brown

    Flavor Chemistry Research

    ACS Chemistry for Life National Historic Chemical Landmark Flavor Chemistry Research United States Department of Agriculture Agricultural Research Service Western Regional Research Center Albany,...

    ACS Chemistry for Life National Historic Chemical Landmark Flavor Chemistry Research United States Department of Agriculture Agricultural Research Service Western Regional Research Center...

      Rock Hill Street Railway

      ROCK HILL STREET RAILWAY (Continued from other side) From 1891 to 1918 a street rallway connected Rallroad Ave.. the depots, Main St., and Winthrop College. Nick- named "Rock Hill Electric...

      ROCK HILL STREET RAILWAY (Continued from other side) From 1891 to 1918 a street rallway connected Rallroad Ave.. the depots, Main St., and Winthrop College. Nick- named "Rock Hill Electric...

        Fishermen's Family

        PLEASE RESPECT AND HONOR THE FISHERMEN'S FAMILY SCULPTURE. MANY FAMILIES HAVE STOOD IN THIS VERY SPOT, IN GOOD TIMES AND IN BAD, TO WATCH THEIR FAMILY MEMBERS HEAD OUT AND RETURN FROM THE SEA EACH...

        PLEASE RESPECT AND HONOR THE FISHERMEN'S FAMILY SCULPTURE. MANY FAMILIES HAVE STOOD IN THIS VERY SPOT, IN GOOD TIMES AND IN BAD, TO WATCH THEIR FAMILY MEMBERS HEAD OUT AND RETURN FROM THE SEA EACH...

          Morro Rock

          AN IMPORTANT MARINER'S LANDFALL FOR  OVER 300 YEARS, CHRONICLED IN THE DIARIES OF  PORTOLA, FR. CRESPI AND COSTANSO IN 1769 WHEN  THEY CAMPED NEAR THIS AREA ON THEIR TREK TO  FIND MONTEREY....

          AN IMPORTANT MARINER'S LANDFALL FOR  OVER 300 YEARS, CHRONICLED IN THE DIARIES OF  PORTOLA, FR. CRESPI AND COSTANSO IN 1769 WHEN  THEY CAMPED NEAR THIS AREA ON THEIR TREK TO  FIND...

            Lost fishermen’s memorial

            Lost Fishermen's Memorial is a 7000-lb anchor pulled from the Niagara River (?). THIS WONDERFUL MEMORIAL GIVES COMFORT TO THE LIVING AND HONOR TO THE DEAD A. Z Submitted by @jqmcd

            Lost Fishermen's Memorial is a 7000-lb anchor pulled from the Niagara River (?). THIS WONDERFUL MEMORIAL GIVES COMFORT TO THE LIVING AND HONOR TO THE DEAD A. Z Submitted by @jqmcd

              Centennial Stairway

              Submitted by @jqmcd

              Submitted by @jqmcd

                Mother A.M.E. Zion Church

                MOTHER A.M.E. ZION CHURCH MOTHER AFRICAN METHODIST EPISCOPAL ZION CHURCH OCCUPIED THIS SITE FROM 1800 TO 1864. IT WAS THE FIRST CHURCH IN NEW YORK CITY BUILT AND LED BY AFRO-AMERICANS AND WAS THE...

                MOTHER A.M.E. ZION CHURCH MOTHER AFRICAN METHODIST EPISCOPAL ZION CHURCH OCCUPIED THIS SITE FROM 1800 TO 1864. IT WAS THE FIRST CHURCH IN NEW YORK CITY BUILT AND LED BY AFRO-AMERICANS AND WAS THE...

                  Heinrich Mann & Sigmund Freud

                  ZUM GEDÄCHTNIS AN DEN DICHTER HEINRICH MANN, DER AM 22. FEBRUAR 1933 ÜBER DEN BAHNHOF KEHL DEN WEG INS RETTENDE EXIL GING KEIN UNTERTAN DES UNGEISTS UND DER GEWALT, SO BLIEB ER SICH UND SEINEM...

                  ZUM GEDÄCHTNIS AN DEN DICHTER HEINRICH MANN, DER AM 22. FEBRUAR 1933 ÜBER DEN BAHNHOF KEHL DEN WEG INS RETTENDE EXIL GING KEIN UNTERTAN DES UNGEISTS UND DER GEWALT, SO BLIEB ER SICH UND SEINEM...

                    Dr. Martha G. RIpley

                    "SHE STRETCHETH OUT HER HANDS TO THE POOR" 1843 DR. MARTHA G.RIPLEY 1912 PIONEER WOMAN PHYSICIAN FOUNDER OF MATERNITY HOSPITAL IN MINNEAPOLIS WITH FARSIGHTED VISION AND SYMPATHY SHE SERVED...

                    "SHE STRETCHETH OUT HER HANDS TO THE POOR" 1843 DR. MARTHA G.RIPLEY 1912 PIONEER WOMAN PHYSICIAN FOUNDER OF MATERNITY HOSPITAL IN MINNEAPOLIS WITH FARSIGHTED VISION AND SYMPATHY SHE SERVED...

                      Dealey Plaza

                      Site of the assassination of President John F. Kennedy on November 22, 1963

                      Site of the assassination of President John F. Kennedy on November 22, 1963

                        Site of Elizabeth Blackwell's Infirmary for Women and Children

                        Site of Elizabeth Blackwell's Infirmary for Women and Children In this building, the first female doctor in America, Elizabeth Blackwell, established the first hospital for, staffed, and run by...

                        Site of Elizabeth Blackwell's Infirmary for Women and Children In this building, the first female doctor in America, Elizabeth Blackwell, established the first hospital for, staffed, and run by...

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                        Sunken Cable

                        ATLANTIC CABLE STATION and SUNKEN FOREST The receiving station for the first Atlantic cable, laid in 1874, is located on Old Beach Road opposite this location. The remains of the Sunken Forest...

                        ATLANTIC CABLE STATION and SUNKEN FOREST The receiving station for the first Atlantic cable, laid in 1874, is located on Old Beach Road opposite this location. The remains of the Sunken Forest...

                          Dunsmuir

                          DUNSMUIR CITY HALL AND FIRE HOUSE ERECTED 1925 TRUSTEES E J CORNISH. M.D PRE FL FOSTER L E GIBSON S J WILKINS A B. CRAVENS EG HAWKINS CLERK H YOUNG MARSHAL, TAX COLL J MICANDER RECORDER H...

                          DUNSMUIR CITY HALL AND FIRE HOUSE ERECTED 1925 TRUSTEES E J CORNISH. M.D PRE FL FOSTER L E GIBSON S J WILKINS A B. CRAVENS EG HAWKINS CLERK H YOUNG MARSHAL, TAX COLL J MICANDER RECORDER H...

                            Yolo Library

                            SITE OF THE FIRST YOLO COUNTY PUBLIC LIBRARY BRANCH CONTRIBUTIONS BY CITIZENS FINANCED THE LOT PURCHASE AND BUILDING CONSTRUCTION FOR THE DAVIS LIBRARY, WHICH SERVED DAVIS AT THIS LOCATION FROM...

                            SITE OF THE FIRST YOLO COUNTY PUBLIC LIBRARY BRANCH CONTRIBUTIONS BY CITIZENS FINANCED THE LOT PURCHASE AND BUILDING CONSTRUCTION FOR THE DAVIS LIBRARY, WHICH SERVED DAVIS AT THIS LOCATION...

                              Fort Lernoult

                              This marks the site of the southwest bastion of Fort Lernoult. It was here, on July 11, 1796, that the American flag was first flown over Detroit. The fort was built by the British in 1778-79 to...

                              This marks the site of the southwest bastion of Fort Lernoult. It was here, on July 11, 1796, that the American flag was first flown over Detroit. The fort was built by the British in 1778-79...

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                              Provincial Building

                              PROVINCIAL BUILDING Built around 1920 for Mr and Mrs. Carl A. Romer The building represests the Italianate style common to the commercial buildings in the early twentieth century. The Romers...

                              PROVINCIAL BUILDING Built around 1920 for Mr and Mrs. Carl A. Romer The building represests the Italianate style common to the commercial buildings in the early twentieth century. The Romers...

                                Berkeley Garden Club