Which Frenchman is credited with having laid out and designed the city of Washington, D.C.?

When President George Washington sought a grand design for the new nation's capital, he turned to a trusted fellow veteran of the Revolutionary War: Pierre Charles L'Enfant. A French-born military engineer who came to America to serve in the Continental Army, L'Enfant was appointed by Washington in 1791 to survey the land along the Potomac River and create a plan for a federal city worthy of a great nation.

L'Enfant's vision was ambitious, drawing inspiration from the baroque style of European capitals like Paris and his native Versailles. He conceived of a grid of streets overlaid with broad, diagonal avenues that would create dramatic vistas and open public squares. His plan strategically placed the "Congress House" (the U.S. Capitol) on a prominent hill and the "President's House" (the White House) at another key point, connecting them with a grand avenue.

His brilliant plan, however, was nearly lost. L'Enfant’s stubborn insistence on complete control and his frequent clashes with city commissioners led to his dismissal in less than a year. He departed with his maps, but his vision was saved by surveyor Andrew Ellicott and the astronomer Benjamin Banneker, who had worked with him and were able to reconstruct the plan largely from memory. Though L'Enfant died in relative obscurity, his foundational design is what gives Washington, D.C. its unique and monumental character today.