The album Hard Rock N 51 by Various is a must-have for any hard rock fan. The album features 15 tracks from some of the biggest names in the genre, including AC/DC, Guns N' Roses, and Metallica. The album's opening track, "Thunderstruck" by AC/DC, sets the tone for the rest of the album with its high-energy guitar riffs and pounding drums. Other standout tracks include "Welcome to the Jungle" by Guns N' Roses and "Enter Sandman" by Metallica. The album also includes some lesser-known tracks from up-and-coming hard rock bands, adding to its appeal for fans of the genre. Hard Rock N 51 is a great collection of hard-hitting, head-banging tracks that will satisfy any hard rock fan's cravings.