Sacred space
When was the place Dr Martin Luther King Jr stood at the Lincoln memorial engraved?
Lincoln Memorial
Martin Luther King, Jr. Memorial List of streets named after Martin Luther King, Jr. List of streets named after Martin Luther King, Jr. Reflecting pool Violence begets violence
Martin_Luther_King,_Jr._Memorial-Other_memorials_to_King List_of_streets_named_after_Martin_Luther_King,_Jr.-Elgin,_Illinois List_of_streets_named_after_Martin_Luther_King,_Jr.-Wichita,_Kansas Reflecting_pool-List_of_notable_pools Violence_begets_violence-Words_by_Dr._King
A bust of King was added to the "gallery of notables" in the United States Capitol in 1986, portraying him in a "restful, nonspeaking pose." Numerous other memorials honor him around the world, including: Brown Chapel A.M.E. Church in Selma, Alabama, United States The Reverend Martin Luther King, Jr. Church in Debrecen, Hungary The King-Luthuli Transformation Center in Johannesburg, South Africa The Rev. Martin Luther King, Jr. Forest in Israel's Southern Galilee region (along with the Coretta Scott King Forest in Biriya Forest, Israel) The Martin Luther King,Jr., National Historic Site (King Center) in Atlanta, Georgia, United States The Martin Luther King, Jr. School in Accra, Ghana The Gandhi-King Plaza (garden), at the India International Center in New Delhi, India In addition to these memorials, the beginning words of King's "I Have a Dream" speech are etched on the steps of the Lincoln Memorial, at the place where King stood during that speech. These words from the speech -- "five short lines of text carved into the granite on the steps of the Lincoln Memorial"—were etched in 2003, on the 40th anniversary of the march to Washington, by stone carver Andy Del Gallo, after a law was passed by Congress providing authorization for the inscription. 
Elgin Bypass in 2009 was named by State legislators thought the city of Elgin "Dr. Martin Luther King Jr. Memorial Highway" 
A portion of Interstate 135 is designated as the "Dr. Martin Luther King, Jr., memorial highway."
  The Mughal garden reflecting pools at the Taj Mahal in Agra, India   The Al-Andalus era Moorish garden reflecting pool in the "Patio de los Arrayanes" courtyard, at the Alhambra of Granada, in Andalusian Spain  Chehel Sotoun in Iran  The Lincoln Memorial Reflecting Pool, and Capitol Reflecting Pool, in Washington, D.C. The modernist Palácio do Planalto and Palácio da Alvorada in Brasília, Brazil  The King Center in Atlanta, Georgia commemorating Dr. Martin Luther King, Jr. The Oklahoma City National Memorial, at the site of the Oklahoma City bombing  The Hollywood Bowl in Los Angeles, California, a former reflecting pool was located in front of the stage, circa 1953 - 1972. The National September 11 Memorial & Museum, located in New York City, has two reflecting pools on the location where the Twin Towers stood.  
The reverend Martin Luther King, Jr. (1929-1968) used the phrase when saying: 