Shortly before 1 a.m. on Memorial Drive at River Street in Cambridge, the Cambridge Fire Department reports.

Melissa Sullivan enjoyed the rainbow over the Charles River this morning.

She wasn't alone: Read more.

Jean Nagy watched the sun go down over the Charles and Cambridge tonight.

The state is shutting the Great Ditch Bridge - that nasty little piece of work on the Dedham side of the Great Plain Avenue exit - at 8 tonight for work to get the bridge ready for its replacement by a span on which you won't have to worry anymore you'll get into a crash that will send you into the water. Read more.

Molly Lanzarotta took in the Revels Riversing along the Charles in Cambridge tonight.

WBUR chronicles all the issues, including the fact that the bridge is a historic landmark right down to its rivets, which means contractors have to use historic methods to rebuild it, right down to the use of 50,000 historically accurate rivets, rather than more modern, and faster ways to connect metal support beams.

Seems there's this guy who's taken to throwing himself off the top of Millennium Park in West Roxbury, but it's OK because he has both a lightweight engine and a parachute and he flies around the Charles and Millennium Park and Cutler Park, no doubt having the grandest time. Mary Ellen captured him in flight the other day.

The Globe today posted a photo from 1955 by Boston-based photographer Ted Polumbaum showing guys jumping into the Charles River - from the far side of the then "modernized" Storrow Drive, which had become part of the river.

Also see a more bucolic Embankment Road in 1929.

MassDOT reports construction workers finished topping off the last of the Longfellow Bridge's iconic shakers today when they re-attached the top, or capstone, of the tower closest to the Museum of Science on the Boston side. Read more.