Mastodon have announced that they will be supporting Tool on their upcoming European tour this winter. The trek will last a month and a half and cover over a dozen countries.
According to the band's official Myspace page : "We are honored and elated to be joining Tool for their European tour. Having the privilege to share the stage with such an inspiring and admirable artist will truly will be a unique experience for Mastodon ? a dream come true."
Additionally, before the band leaves they will be performing on Late Night with Conan O'Brien on November 1st.

Mastodon opening for Tool:

Nov. 03 - Barcelona, SPA @ Badalona
Nov. 04 - Madrid, SPA @ La Cubierta
Nov. 05 - Lisbon, POR @ Atlantico Pavilion
Nov. 08 - Leuven, BEL @ Brabanthal
Nov. 09 - Rotterdam, NETH @ Rotterdam Ahoy
Nov. 10 - Brussels, BEL @ Brussels Forest National
Nov. 12 - Torino, ITA @ Palaisozaki
Nov. 13 - Florence, ITA @ Mandela Forum
Nov. 15 - Rimini, ITA @ Palasport
Nov. 16 - Jesolo, ITA @ Palasport
Nov. 18 - Munich, GER @ Zenith
Nov. 19 - Vienna, AUT @ Stadthalle
Nov. 22 - Dublin, IRE @ Point
Nov. 24 - Manchester, UK @ Arena
Nov. 25 - Glasgow, SCO @ SECC
Nov. 27 - London, UK @ Wembley Arena
Nov. 30 - Cardiff, UK @ Arena
Dec. 01 - Nottingham, UK @ Arena
Dec. 03 - Oberhausen, GER @ Arena
Dec. 04 - Leipzig, GER @ Arena
Dec. 05 - Stuttgart, GER @ Porsche Arena
Dec. 07 - Lyon, FRA @ Halle TG
Dec. 08 - Nantes, FRA @ Zenith
Dec. 10 - Paris, FRA @ Zenith
Dec. 12 - Mannheim, GER @ Mainmarket-Halle
Dec. 13 - Zurich, SWI @ Hallenstadium
Dec. 16 - Athens, GRE @ Olympic Fencing Hall

Source:	myspace.com
Band profile:	Mastodon