Can you hear the echo of the water bouncing off the rock?

Historical marker location:

339 Maryland Avenue Southwest, The National Mall, District of Columbia

( Marker can be reached from Jefferson Drive Southwest west of 3rd Street Southwest, on the right when traveling east.)

The District was the site of the first public monument to George Washington: The Washington Monument, which stands in the center of the National Mall, was built to honor the first U.S. president. It was completed in 1884, more than 50 years after construction began.