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

Dedicated in memory of Tim Crawford and Martin Alvarado

Dedicated in memory of Tim Crawford and Martin Alvarado who lost their lives on February 7, 2007, while performing underwater inspections at the Dos Amigos pumping plant. They sacrificed their...

Dedicated in memory of Tim Crawford and Martin Alvarado who lost their lives on February 7, 2007, while performing underwater inspections at the Dos Amigos pumping plant. They sacrificed their...

    San Luis Unit

    San Luis Unit   Joint facilities of the Central Valley Project and State Water Project   Dedicated by Secretary of Interior Stewart L. Udall April 20, 1968   Constructed by United States...

    San Luis Unit   Joint facilities of the Central Valley Project and State Water Project   Dedicated by Secretary of Interior Stewart L. Udall April 20, 1968   Constructed by United States...

      Romero Overlook

      Romero Overlook Visitors facilities for the San Luis Dam and San Luis ReservoirSubmitted by: Eric Goodill

      Romero Overlook Visitors facilities for the San Luis Dam and San Luis ReservoirSubmitted by: Eric Goodill

        In Memory of the Yokut Indians

        In memory of the Yokut Indians who were here first and named the valley Cholame, The Beautiful One. To Norman F. "Buck" Kester who epitomized the pioneering spirit of the early settlers and to all...

        In memory of the Yokut Indians who were here first and named the valley Cholame, The Beautiful One. To Norman F. "Buck" Kester who epitomized the pioneering spirit of the early settlers and to...

          Restoration of the Merchant Marine Memorial

          Restoration of this Memorial by Members of the Golden Gate Chapter San Francisco, CA of the American Merchant Marine Veterans, and Kings Point U.S. "Merchant Marine Academy" Alumni. Dedicated to...

          Restoration of this Memorial by Members of the Golden Gate Chapter San Francisco, CA of the American Merchant Marine Veterans, and Kings Point U.S. "Merchant Marine Academy" Alumni. Dedicated to...

            The Reverend Laurentine Hamilton

            The Reverend Laurentine Hamilton 1826 - 1882   The Naming of Mount Hamilton In the late summer of 1861, William H. Brewer, director of field work for the California State Geological Survey,...

            The Reverend Laurentine Hamilton 1826 - 1882   The Naming of Mount Hamilton In the late summer of 1861, William H. Brewer, director of field work for the California State Geological...

              James Lick

              James Lick August 25, 1796 - October 1, 1876 Pennsylvania Dutch Farm Boy - Master Craftsman and Pianomaker - South American Business Entrepreneur - California Pioneer - Real Estate Investor -...

              James Lick August 25, 1796 - October 1, 1876 Pennsylvania Dutch Farm Boy - Master Craftsman and Pianomaker - South American Business Entrepreneur - California Pioneer - Real Estate Investor...

                James Edward Keeler

                In memory of James Edward Keeler ScD. director of Lick Observatory 1989 - 1900.   "Surveyed God's beauteous firmament unrolled like to a book new writ in golden words. And turned the azure scroll...

                In memory of James Edward Keeler ScD. director of Lick Observatory 1989 - 1900.   "Surveyed God's beauteous firmament unrolled like to a book new writ in golden words. And turned the azure...

                  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