BobK from McLean on 9/2/2020 6:52:34 PM:
Looks like about 3 to 4 miles depending on which route you take, but it looks like Lock 1 is right around the Four Seasons Hotel and if you take the Pennsylvania Avenue route to K street, its about 3.2 miles on Google
2800 Pennsylvania Avenue NW, Washington, DC 20007
Head north toward Pennsylvania Avenue NW
7 s (66 ft)
Turn right onto Pennsylvania Avenue NW
2 min (0.4 mi)
At Washington Cir NW, take the 3rd exit onto K St NW
2 min (0.3 mi)
Continue to K St NW
5 min (1.0 mi)
Continue straight to stay on K St NW
1 min (0.2 mi)
Take Massachusetts Ave NW to Columbus Circle Northeast
7 min (1.1 mi)
Drive to Union Station Dr NE