NR-1 Sinkhole NR-1 Sinkhole The NR-1 Sinkhole is a giant underwater sinkhole located in the Straits of Florida southwest of Key West, Florida. It is found at an approximate depth of of water at the foot of the Pourtales Escarpment, an area of Quaternary sediment. It was discovered in October 1994 during a survey conducted by the American submarine NR-1, a U.S. Navy nuclear research submarine, and is named for the submarine. It was first identified via side-scan sonar and near-bottom echo sounder data, prompting a second survey in May 1995 to confirm the finding. Discovery of the NR-1 Sinkhole prompted scientific
Into the Void (Black Sabbath song) 35th Annual Grammy Awards, the appropriately renamed "Into the Void (Sealth)" received a nomination for Best Metal Performance. "Into the Void" has been listed as a favourite song by some of heavy metal's most notable performers. James Hetfield from Metallica lists "Into the Void" as his favourite Black Sabbath track. Eddie Van Halen has listed the song's main riff as one of his all-time favourites. Into the Void (Black Sabbath song) "Into the Void" is a song by Black Sabbath, released in 1971 on their album, "Master of Reality". An early version of "Into the Void" called "Spanish Sid" was