A team of archaeologists announce the discovery of more than 6,000 ancient Mayan structures hidden by vegetation in the southeastern Mexican state of Campeche, including a city of pyramids they dubbed Valeriana.
The GERB-SDS coalition wins the most seats in the parliamentary election with 69 seats, with PP-DB coming in second and Revival in third. GERB's leader Boyko Borisov promises to work with everyone except Revival to form a coalition government.