Season 0 of MegaStructures premiered on June 6, 2003.

Season 1 of MegaStructures premiered on January 1, 2004.

Season 2 of MegaStructures premiered on December 31, 2004.

Season 3 of MegaStructures premiered on March 14, 2006.

Season 4 of MegaStructures premiered on August 25, 2007.

Season 5 of MegaStructures premiered on December 30, 2008.

Season 6 of MegaStructures premiered on January 13, 2009.

Season 7 of MegaStructures premiered on October 5, 2010.

Season 8 of MegaStructures premiered on January 8, 2011.

Season 9 of MegaStructures premiered on May 3, 2012.