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

Shay Locomotive

National Historic Mechanical Engineering Landmark Felton, California   Heisler locomotive, built by Stearns Manufacturing Company, 1899. Shay locomotive, built by Lima Locomotive Works, 1912....

National Historic Mechanical Engineering Landmark Felton, California   Heisler locomotive, built by Stearns Manufacturing Company, 1899. Shay locomotive, built by Lima Locomotive Works,...

    First Saw Mill

    First Saw Mill   About three hundred feet south of this monument on the banks of Alambique Creek, stood San Mateo County's first saw mill built by Charles Brown in 1847. About the same time Dennis...

    First Saw Mill   About three hundred feet south of this monument on the banks of Alambique Creek, stood San Mateo County's first saw mill built by Charles Brown in 1847. About the same time...

      San Luis Camp Adobe

      San Luis Camp Adobe   Oldest building in Merced County, built in 1848 by Francisco Perez Pacheco and his son on Rancho San Luis Gonzaga. Later a stopping place for vaqueros while driving cattle to...

      San Luis Camp Adobe   Oldest building in Merced County, built in 1848 by Francisco Perez Pacheco and his son on Rancho San Luis Gonzaga. Later a stopping place for vaqueros while driving cattle to...

        Ramirez Adobe

        In 1849, Antonio Ramirez built a small adobe on the El Camino Real, near the site of the ancient Indian village, Holamna. As a main artery to California's gold fields, the El Camino Real brought...

        In 1849, Antonio Ramirez built a small adobe on the El Camino Real, near the site of the ancient Indian village, Holamna. As a main artery to California's gold fields, the El Camino Real brought...

          First Mission Bell Made in California

          The bronze bell in the center niche of the campanario was cast especially for this mission and is the first missiion bell made in California. It is 24 inches in diameter and weighs 500 pounds.  ...

          The bronze bell in the center niche of the campanario was cast especially for this mission and is the first missiion bell made in California. It is 24 inches in diameter and weighs 500 pounds.  ...

            Apollo 11 Lunar Laser Ranging Experiment (LURE)

            IEEE Milestone   Apollo 11 Lunar Laser Ranging Experiment (LURE), 1969   On 1 August 1969, Lick Observatory made the first Earth-to-Moon distance measurement with centimeter accuracy. The...

            IEEE Milestone   Apollo 11 Lunar Laser Ranging Experiment (LURE), 1969   On 1 August 1969, Lick Observatory made the first Earth-to-Moon distance measurement with centimeter accuracy....

              Nova Albion

              On June 17, 1579, Captain Francis Drake sailed his ship, Golden Hinde, into the Gulf of the Farallones and the bay that now bears his name. He sighted these white cliffs and named the land Nova...

              On June 17, 1579, Captain Francis Drake sailed his ship, Golden Hinde, into the Gulf of the Farallones and the bay that now bears his name. He sighted these white cliffs and named the land...

                Soda Lake

                Sola Lake   At 3,000 acres, Soda Lake is one of the largest undisturbed alkali wetlands in the state. It provides important habitat for migratory birds, such as black-necked stilts, avocets,...

                Sola Lake   At 3,000 acres, Soda Lake is one of the largest undisturbed alkali wetlands in the state. It provides important habitat for migratory birds, such as black-necked stilts,...

                  Clocktower Building

                  Agnews State Hospital Clocktower Building Historic Name – Treatment Building Erected 1908 George Sellon, State Architect in collaboration with Dr. Leonard Stocking, Hospital Superintendent...

                  Agnews State Hospital Clocktower Building Historic Name – Treatment Building Erected 1908 George Sellon, State Architect in collaboration with Dr. Leonard Stocking, Hospital...

                    Peter Hunsinger Building

                    Submitted by @lampbane

                    Submitted by @lampbane

                    • new york
                    • queens
                    • long island city
                    • hunters point
                    • peter hunsinger

                    Louis Leakey Auditorium

                    Dr. Louis Seymour Bazett Leakey (1997-1972) Devoted his entire life to promoting the study of African Prehistory and to strengthening Kenya’s museum system.

                    Dr. Louis Seymour Bazett Leakey (1997-1972) Devoted his entire life to promoting the study of African Prehistory and to strengthening Kenya’s museum system.

                      Home of Eugene V. Debs

                      Debs (1855-1926) was leading pioneer in industrial unionism, social reformer, and peace advocate. Founded American Railway Union, 1893; cofounded American Socialist Party, 1900; and ran five times...

                      Debs (1855-1926) was leading pioneer in industrial unionism, social reformer, and peace advocate. Founded American Railway Union, 1893; cofounded American Socialist Party, 1900; and ran five...

                      • terre haute
                      • indiana
                      • eugene v. debs
                      • museum
                      • socialism
                      • railway
                      • union

                      Sir Louis Matheson Library

                        William E. Smith

                          Koala Conservation Centre

                            Site of the original Walnut Creek Grammar (Central) School 1871-1956

                              The Crossley Reflector

                                Neptune

                                  Dwarf Kingdom

                                  Dwarf Kingdom Russell St. & College Ave. On this spot, one of the gateways to Berkeley's hidden Dwarf empire. This mine entrance extends for miles in every direction and deep into the East Bay...

                                  Dwarf Kingdom Russell St. & College Ave. On this spot, one of the gateways to Berkeley's hidden Dwarf empire. This mine entrance extends for miles in every direction and deep into the East...

                                    To the Memory of "Old" Chief Joseph Died 1870