Below is a list of metal mega-festivals ordered by date along with band listings and festival details. I define a "metal mega-festival" as a multiple day event featuring 15+ artists with the majority being quality metal bands.
Please let me know if I missed any that should be included:
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Hellraiser Open Air (Germany)
May 25 - May 27, 2007
Dark Funeral, Kataklysm, Behemoth, Graveworm, Ensiferum, Endstille, Legion of the Damned, Die Apokalyptischen Reiter, God Dethroned, Demonizer, Eminenz, Obscenity, Moshquito, Purgatory, Lifthrasil, Outrage, Iconoclasm, Thrudvanger, Eluveitie, Dawn of Fate, Betrayer, Asmodeus, Helrunar, Disaster KFW.
http://www.hellraiser-leipzig.de/openair/
Sweden Rock Festival (Sweden)
June 6 - June 9, 2007
Aerosmith, After Forever, All Ends, Amon Amarth, Annihilator, Axel Rudi Pell, Black Oak Arkansas, Blind Guardian, Bloodbound, Circus Maximus, Dimmu Borgir, Eldritch, Falconer, Fastway, Gov't Mule, Hardcore Superstar, Heaven and Hell, Iced Earth, Korpiklaani, Kreator, Lion's Share, McQueen, Meat Loaf, Memfis, Motörhead, Nocturnal Rites, Novembre, Point Blank, Pretty Maids, Quiet Riot, Randy Piper's Animal, REO Speedwagon, Skid Row, Suzi Quatro, Symphony X, The Answer, The Australian Pink Floyd Show, Thunder, Tiamat, Tokyo Dragons, Trail of Tears, Trouble, Týr, U.D.O., Vomitory.
http://www.swedenrock.com/
Bang Your Head!!! (Germany)
June 22 - June 23, 2007
Heaven and Hell, Edguy, HammerFall, Amon Amarth, Amorphis, Archer, Brainstorm, Dark Tranquillity, Evergrey, Finntroll, Girlschool, Mercenary, Mystic Prophecy, Nazareth, Powermad, Praying Mantis, Steelheart, Thunder, Vicious Rumors, Violent Storm, W.A.S.P., Wolf.
http://www.bang-your-head.de/english/ehome.php
Graspop Metal Meeting (Belgium)
June 22 - June 24, 2007
Aerosmith, Within Temptation, Type O Negative, Blind Guardian, Celtic Frost, Therion, Sabaton, Thin Lizzy, Grave Digger, Vader, 1349, Pain Of Salvation, Amorphis, Iron Maiden, KoRn, Heaven and Hell, Life of Agony, Cannibal Corpse, Tiamat, Dimmu Borgir, Me First and the Gimme Gimmes, Lamb of God, Sirenia, Brutal Truth, Drowning Pool, Atheist, Ozzy Osbourne, Slayer, Black Label Society, Children of Bodom, Amon Amarth, Finntroll, Chimaira, Moonsorrow, Devil Driver, Unearth, Korpiklaani, In This Moment, Turisas, Eluveitie.
http://www.graspop.be/pages/index.php?taal=en
Tuska Open Air Metal Festival (Finland)
June 29 - July 7, 2007
45 Degree Woman, Blind Guardian, Brother Firetribe, Children of Bodom, D'espairsRay, DragonForce, Emperor, Finntroll, Hatesphere, Immortal, Imperia, Insomnium, Isis, Katatonia, Legion of the Damned, Maj Karma, Mercenary, Misery Index, Moonsorrow, Naildown, Nicole, Pain, Profane Omen, Scent of Flesh, Sturm Und Drang, Thunderstone, Turisas, Vader, W.A.S.P.
http://www.tuska-festival.fi/
Battle of Metal (Germany)
July 5 – July 7, 2007
In Extremo, Satyricon, Paradise Lost, Kataklysm, Haggard, Deathstars, The Haunted, Eisregen, Disbelief, The Dogma, Eisheilig, Skyclad, Ensiferum, Holy Moses, Elis, Node, Drone, Mambo Kurt.
http://www.battleofmetal.de/index.ph...emid=1&lang=en
Masters of Rock (Czech Republic)
July 12 - July 15, 2007
Motörhead, Children of Bodom, HammerFall, Rage and Lingua Mortis Orchestra, Sepultura, Stratovarius, In Extremo, Die Happy, Pink Cream 69, Thunder, Finntroll, Axxis, After Forever, Epica, Sham69, Norther, Hevein, Rasta, Sabaton, Visions of Atlantis, Týr, The Tommys, Black Majesty, Divokej Bill, Vypsaná Fixa, Silent Stream of Godless Elegy, Anna K, Tleskac, Alkehol SPS, Fleret, Torr, Debustrol, Post-It, Interitus, Dirty Game, X-Core, Lety Mimo, Memoria, Fourth Face.
http://www.mastersofrock.cz/www/index.php?lng=en
Kaltenbach Open Air (Austria)
July 13 - July 14, 2007
The Haunted, Dark Funeral, Belphegor, Vader, Zyklon, Kampfar, Holy Moses, Callenish Circle, Setherial, Gorerotted, Waco Jesus, Dark Fortress, Sarkom, Wolfchant, Hatred, Darkfall, Defender KFS, Distorted Impalement, Erebos, Freund Hein, Goddamned X, Infestigation, Misanthropic Might, Olemus, Possession, Raw, Sepsis, Varulv.
http://www.kaltenbach-openair.at/
Metalcamp (Slovenia)
July 16 - July 22, 2007
Motörhead, Blind Guardian, Amon Amarth, Immortal, Hatebreed, Sepultura, The Exploited, Sodom, Doro, Grave Digger, Threshold, Unleashed, Converge, Dismember, Ensiferum, Die Apokalyptischen Reiter, Dew-Scented, Graveworm, The Vision Bleak, Disillusion, Eluveitie, Aborted, Vreid, Korpiklaani, Sadist, Full Blown Chaos, Animosity, Prospect, Noctiferia, Eventide, Ars Moriendi, Sardonic.
http://www.metalcamp.com/
Earthshaker Fest (Germany)
July 19 - July 21, 2007
Motörhead, Within Temptation, Cradle of Filth, Testament, Kreator, Sepultura, J.B.O., Gamma Ray, U.D.O., Unleashed, Korpiklaani, Legion of the Damned, God Dethroned, Freedom Call, Norther, Dew-Scented, Keep of Kalessin, Hatesphere, Graveworm, Threshold, Mystic Prophecy, Eluveitie, Melechesh, Beatallica.
http://www.earthshaker-fest.com/
Wacken Open Air (Germany)
August 2 - August 4, 2007
1349, All That Remains, Amorphis, Die Apokalyptischen Reiter, As I Lay Dying, Belphegor, Benedictum, The Black Dahlia Murder, Black Majesty, Blind Guardian, Blitzkrieg, Bullet for My Valentine, Cannibal Corpse, Chthonic, Communic, Destruction, Dimmu Borgir, Dir en grey, Disillusion, Electric Eel Shock, Enslaved, Falconer, Grave Digger, Haggard, Heaven Shall Burn, Immortal, In Flames,Iced Earth, J.B.O., Kampfar, Lacuna Coil, Letzte Instanz, Mendeed, Moonsorrow, Moonspell, Municipal Waste, Napalm Death, Narziss, Neaera, Norther, Rage & Lingua Mortis Orchestra, Possessed, Sacred Reich, Sahg, Samael, Saxon, Schandmaul, Sodom, Sonic Syndicate, The Sorrow, Stormwarrior featuring Kai Hansen, Stratovarius, Swallow the Sun, Therion, Týr, Unheilig, Vader, The Vision Bleak, Vital Remains, Volbeat.
http://www.wacken.com/en/woa2007/
Party.San Open Air (Germany)
August 9 - August 11, 2007
Asphyx, Belphegor, Bewitched, Cephalic Carnage, Cliteater, Deicide, Die Apokalyptischen Reiter, Disaster KFW, Driller Killer, Equilibrium, Funebrarum, Gorgoroth, Grave, Haemorrhage, Interment, Korades, Korpiklaani, Lay Down Rotten, Melechesh, Merciless, Old, Red Harvest, Taake, The Black Dahlia Murder, Vader.
http://www.party-san.net/openair/index.php?lang=en
Bloodstock (UK)
August 16 - August 18, 2007
Testament, Firewind, Head-On, Dark Tranquility, Kiuas, Lacuna Coil, Nevermore, Epica, Korpiklaani, Memfis, Wolf, Bloodstock, Mindflow, Arch Enemy, Finntroll, Beyond All Reason, In Flames, Rise to Addiction, Benediction, Dream Evil, Legion of the Damned, Sabbat, Kobrakai, Sinnergod, Nephwrack, The Hollow Earth Theory.
http://www.bloodstock.uk.com/
