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

Maxwell's Equations

Submitted by @Ritterton.

Submitted by @Ritterton.

    Carcassonne

      Front street Lahaina

        Converse

        CONVERSE In 1660, Deacon Edward Converse became the first of his lineage to come to America from England, Settling in Charlestown, MA. He established the first ferry between Charlestown and...

        CONVERSE In 1660, Deacon Edward Converse became the first of his lineage to come to America from England, Settling in Charlestown, MA. He established the first ferry between Charlestown and...

        • rubber shoe
        • converse
        • marquis

        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