It's at the heart of Paris, in every sense of the word, and so when Notre Dame Cathedral was engulfed by fire in April 2019, it became the nation's mission to restore the medieval church to its full glory.

POSTCARD FROM PARIS: Reconstructing Notre Dame Cathedral | Watch Video Jean-Louis Georgelin, who is overseeing the reconstruction of Notre Dame, with correspondent Seth Doane on the roof of the 12th century cathedral, which was damaged by fire in 2019. 'Sunday Morning' host Jane Pauley looks back on key events of a dramatic year.

'Take Me Home, Country Roads,' a song about a longing for home (co-written by a songwriter who had never even been in West Virginia), has been embraced by the Mountain State in a big way, and has since been appropriated by singers around the world looking for their very own 'place I belong.' Correspondent Conor Knighton looks into the genesis and global impact of John Denver's first big hit and with country star Brad Paisley about the special pull the song has for him.

COVER STORY: The universal nostalgia for 'Take Me Home, Country Roads' | Watch Video