LUMMIX Light Festival Plovdiv will be held April 30 – May 2, 2016 in Plovdiv, Bulgaria, European Capital of Culture2019. Artists, architects, and technologists based in Europe and worldwide are invited to submit proposals of art works created with the medium of light. The selected art works will be presented in Plovdiv at LUMMIX 2016. Deadline for submissions is 30 Jan.2016. For more information, visit their official 　website.　http://lummix.eu/EN/index.html