Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Hephaestus Books represents a new publishing paradigm, allowing disparate content sources to be curated into cohesive, relevant, and informative books. To date, this content has been curated from Wikipedia articles and images under Creative Commons licensing, although as Hephaestus Books continues to increase in scope and dimension, more licensed and public domain content is being added. We believe books such as this represent a new and exciting lexicon in the sharing of human knowledge. This particular book contains chapters focused on Heavy metal video albums, Deep Purple video albums, Scorpions video albums, Power metal video albums, Stratovarius video albums, Thrash metal video albums, Metallica video albums, Sepultura video albums, Sodom video albums, Slayer video albums, Testament video albums, Alternative metal video albums, Sepultura video albums, Speed metal video albums, Metallica video albums, Sodom video albums, Slayer video albums, Testament video albums, Black metal video albums, Sodom video albums, Marduk video albums, Death metal video albums, Therion video albums, Gothic metal video albums, Therion video albums, Symphonic metal video albums, Therion video albums, Progressive metal video albums, Therion video albums, Avant-garde metal video albums, Fant mas video albums, Therion video albums, and Glam metal video albums.