MESA/Boogie "Spirit of Art" Plant Tour Video Visit MESA/Boogie® via this video tour. For those that are unable to visit us in Petaluma, here's a quick video tour of our shop, accompanied by MESA Artist - Andy Timmons' Title Track to his CD release "Resolution". Related articles Visiting the MESA Factory Why does my speaker's rated impedance not match an ohm meter reading? When was my amp made? How do you become a MESA Artist?