With energy, darkness and vitality, Sierra León emerged in Tepic, Nayarit Mexico in 2009 A band whose essence lies in sound experimentation, the breaking of paradigms with introspective and self-critical dyes. Music of powerful progressive synergy and a live act that encourages liberation full of explosiveness and energy.

Sierra León has performed at the most important festivals in Mexico such as Vive Latino and Hell and Heaven, and international festivals such as SXSW (Austin Tx) Ruido Fest (Chicago) and Meet in Beijing Arts Festival (China).