Move the slider to compare images from before and during flooding in Fargo-Moorhead. The National Weather Service projects the river could reach 39-40 feet by Sunday.

Fargo, ND, USA — Moorhead, MN, USA — In these photographs taken from the Center Avenue Bridge, downtown Fargo is visible. River level before: 18 feet. River level when second photo was taken: 36 feet. (MPR Photos/Nathaniel Minor) link to this photo

Fargo, ND, USA — This is a view from Dike Park East in Fargo, looking east toward Moorhead. The dike at right is permanent. River level before: 18 feet. River level when second photo was taken: 33 feet. (MPR Photos/Nathaniel Minor) link to this photo

Fargo, ND, USA — This is a view from Dike Park East, looking east toward Moorhead. In the second photo, the top of a temporary clay levee sitting on 2nd Street South is visible. River level before: 18 feet. River level when second photo was taken: 36 feet. (MPR Photos/Nathaniel Minor) link to this photo

Fargo, ND, USA — This is a view from Dike Park East in Fargo, looking east toward Moorhead. River level before: 18 feet. River level when second photo was taken: 36 feet. (MPR Photos/Nathaniel Minor) link to this photo

Fargo, ND, USA — Walking paths just south of the Main Avenue Bridge are visible in the first shot, whereas the water has completely covered them in the second. River level before: 18 feet. River level when second photo was taken: 36 feet. (MPR Photos/Nathaniel Minor) link to this photo

Fargo, ND, USA — The Fargo high-rise and the Red River are visible in these photographs, taken looking south on the Main Avenue Bridge. River level before: 18 feet. River level when second photo was taken: 36 feet. (MPR Photos/Nathaniel Minor) link to this photo

Moorhead, MN, USA — Moorhead City Hall and a US Bank branch are visible in these shots, taken from the Main Avenue Bridge. River level before: 19 feet. River level when second photo was taken: 35 feet. (MPR Photos/Nathaniel Minor) link to this photo

Moorhead, MN, USA — These are views of downtown Moorhead, as seen from the top floor of the Moorhead Center Mall's parking ramp. River level before: 19 feet. River level when second photo was taken: 36 feet. (MPR Photos/Nathaniel Minor) link to this photo

Bear research in northwestern Minnesota

Minnesota black bears are on the move in northwest Minnesota. Bears are expanding their range out of forested areas, into farmland. Researchers are trying to learn more about how and why these bears are adapting to a new habitat where bears traditionally did not live.

'Sand bag central' opens in Fargo

Efforts are underway in Fargo, N.D., to fill 3 million sandbags in anticipation of spring floods.

Snow sculptures come down

Heavy equipment demolishes the snow sculptures created during the Winter Carnival.

The Luminary Loppet

Thousands of luminaries marked the course on Lake of the Isles for the Luminary Loppet.

Beargrease Sled Dog Marathon

Photos from the start of the 2011 John Beargrease Sled Dog Marathon.

St. Paul Winter Carnival

The St. Paul Winter Carnival is featured dozens of activities to help celebrate the season.

U.S. Pond Hockey Championships

People from all over the country braved the cold for the U.S. Pond Hockey Championships.

2011 Minn. Legislature convenes

The Minnesota Legislature convened under full GOP control for the first time in 38 years.

Mark Dayton's inauguration

Scenes from the inauguration of Mark Dayton in St. Paul, Minn. on Jan. 3, 2011.

Photos of the year: Part 3

Part 3 of our look back at some of MPR's most memorable images from 2010.