Everything we saw as Amon Amarth and Cannibal Corpse crushed San Antonio's Boeing Center

A stacked bill of extreme metal acts headlined by Sweden's Amon Amarth slammed into Boeing Center at Tech Port Tuesday, allowing local fans to once again demonstrate that San Antonio is the Heavy Metal Capital of the World. Veteran gore hounds Cannibal Corpse, pioneering death metal act Obituary and Dallas heavyweights Frozen Soul all delivered powerful opening sets.

Here's a look at four world-class metal acts pulverizing skulls and all the Alamo City headbangers who crave the hard stuff.