Just past the junction with Route 9, the course goes through a more residential area.

15-16 is a tricky mile. The first 1/3 of a mile you climb 33 feet. The last 2/3 you drop 133 feet to "bottom out" at 36 feet elevation as you cross The Charles River at eaxactly the 16 mile mark. It has been said that "any idiot" can run the first 16 miles of Boston. You are about to find out what you have left in the tank. The race really strarts here.

If you've watched the marathon from this mile before and have information that other spectators might find useful, then click of the "change" button and share your firsthand knowledge of neighborhood around this spot on the course. Replace this text with your tips.