A lobsterman heads out of Islesford harbor on Little Cranberry Island as a colorful sunset lights up the western sky as captured by Herb Swanson in 2000.

Kirsten Bruchhauser of Dusseldorf, Germany, crouches to take a photograph of the setting sun over Kettle Cove as a sea gull flies above. This 2000 image was captured by Gordon Chibroski.

A group of couples watch the sun set on benches on North Street in Portland in this 2015 image from Gabe Souza.

A view of Portland from Back Cove shortly after sunset from Derek Davis (2014).

A brilliant sunset is reflected in the Presumpscot River between Portland and Falmouth where fishermen cast for striped bass in 1997. They were captured on film by Jack Milton.

Rays from the sun settled over downtown Biddeford in this 2015 photo from Gabe Souza.

Gregory Rec captured this band of sunlight through trees at the edge of a snow covered field at Wells Reserve at Laudholm Farm in 2015.

Sunset over the harbor at Bethel Point in Cundy's Harbor as seen by the lens of John Ewing in 1996.

Gabe Souza photographed runners working their way around the Portland Trail System off Preble Street Extension in 2011, as the colors of sunset reflect off the waters of Casco Bay.

A church spire pokes through as the sun sets near Gardiner in this 2007 photo from Andy Molloy.

This 2011 photo of the sun beginning to set over the closed-for-the-season Galaxi roller coaster ride at Palace Playland in Old Orchard Beach came from the lens of Gordon Chibroski.

A bicyclist rides across the Casco Bay Bridge from South Portland to Portland as the sun sets over low tide in 2014 in this image from Gabe Souza.

Raindrops linger on dried marsh grass along the Scarborough Marsh at sunset in this 2007 photo from Jill Brady.

A dramatic sunset over the Bowdoinham area is contrasted by silhouetted bare trees in this 1998 photo by Gordon Chibroski.

An irrigator owned by Bruce Flewelling of Easton spreads water at 500 gallons a minute over one of his potato fields at sunset in the 2012 photo from Gabe Souza.

A colorful sky captured by John Ewing highlights a sunset over the city of Portland as seen from atop Munjoy Hill in 2011

A bicyclist makes his way along the Eastern Promenade in Portland during this 2010 sunset. Thunderstorms canceled many outdoor events but made for a brilliant sunset photographed by Gregory Rec after they passed through the city.

Jack Milton photographed clouds filling the sky for a sunset over the Saco River at Camp Ellis in 2004.

Elliot Bidwell, 13, of Standish, flies over his bike jump ramp in his family's driveway as the sun begins to set in on the western horizon in a photo shot by Gordon Chibroski in 2004.

Munjoy Hill in Portland shows golden tones in this 2004 image taken by Herb Swanson.

Herb Swanson took this 2006 photo of Amanda Czepiel and Mike Hitchery of Hartford, Connecticut, watching the sunset at Little Lyford Pond Camps in Greenville.

Saco's "twin towers" are silhouetted against a colorful sunset in a 1997 image by Gregory Rec.

David A. Rodgers captured this image of a lobsterboat gently rocking at its Kettle Cove moorage in Cape Elizabeth in 1998.

Derek Davis made this photo of Brady McElroy of Missoula, Montana, and his girlfriend Danielle Wallace, also of Missoula but originally from Brunswick, as they walked along Higgins Beach at sunset in 2013.