The Mountain Goats, Megafaun Photos - Atlanta, Ga.

Sigur Rós’ sixth studio album, Valtari, closes with eight minutes of crawling, pointillistic ambience called “Fjögur píanó” (translated in English to “Four Pianos”), a track built almost entirely on four gorgeous piano lines that trickle like waterfalls—one part played by each member of the band. more