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

Palliser Expedition

PALLISER EXPEDITION EXPEDITION PALLISER 1857-1860 Captain John Palliser was able to carry out his project of making a scientific exploration of western British North America in 1857, when the...

PALLISER EXPEDITION EXPEDITION PALLISER 1857-1860 Captain John Palliser was able to carry out his project of making a scientific exploration of western British North America in 1857, when...

    Home of the Misses Sarah and Emmy Cary

      Salute to Leavitt & Peirce

        West Church

          The Changing Yard

            The Charlestown Bells

              Nuclear Energy

              On December 2, 1942 man achieved here the first self-sustaining chain reaction and thereby initiated the controlled release of nuclear energy   Submitted by Bryan Arnold @nanowhiskers

              On December 2, 1942 man achieved here the first self-sustaining chain reaction and thereby initiated the controlled release of nuclear energy   Submitted by Bryan Arnold @nanowhiskers

                Elizabeth Cary Agassiz

                  Riverway Overpass

                  National Industrial Recovery Act of 1934 overpass with names of political leaders and engineers

                  National Industrial Recovery Act of 1934 overpass with names of political leaders and engineers

                    Black Soldiers of the Continental Army

                    REVOLUTIONARY SOLDIERS BLACK SOLDIERS OF THE CONTINENTAL ARMY CATO STEDMAN AND NEPTUNE FROST ARE BURIED IN THIS GROUND 1775

                    REVOLUTIONARY SOLDIERS BLACK SOLDIERS OF THE CONTINENTAL ARMY CATO STEDMAN AND NEPTUNE FROST ARE BURIED IN THIS GROUND 1775

                      Site of the Birthplace of Charles Bulfinch

                        Suffolk Law School

                        DEDICATED TO THE SERVICE OF MEN WHO MUST STUDY, IF AT ALL, BY NIGHT

                        DEDICATED TO THE SERVICE OF MEN WHO MUST STUDY, IF AT ALL, BY NIGHT

                          Tadeusz Kosciuszko 1746 - 1817

                          TADEUSZ KOSCIUSZKO 1746 - 1817 I PREFER PEACE MORE THAN THE GREATEST RANK IN THE WORLD Submitted by MrWilsonZ

                          TADEUSZ KOSCIUSZKO 1746 - 1817 I PREFER PEACE MORE THAN THE GREATEST RANK IN THE WORLD Submitted by MrWilsonZ

                            The Traffic Jam

                            The Traffic Jam In 1992 the American artist, Mark Bulwinkle, created the steel sculptures you see here and throughout the parking lots of The East Bay Bridge Shopping Center. To all the children...

                            The Traffic Jam In 1992 the American artist, Mark Bulwinkle, created the steel sculptures you see here and throughout the parking lots of The East Bay Bridge Shopping Center. To all the...

                              Coeur d' Alene Mining District

                              Submitted by @larrycebula.

                              Submitted by @larrycebula.

                                Brooklyn Bridge National Historic Civil Engineering Landmark

                                  Site of the Bowling Green 1700

                                    New Croton Aqueduct

                                    • croton

                                    Brooklyn Bridge Reconstruction

                                      Power System of Boston's Rapid Transit, 1889