The National Museum of Mexican Art presents “Lunada at Navy Pier” at the navy Pier Beer Garden (700 E. Grand) from 6:30 to 9:30 PM on Thu 8/12. This free event features the U.S. premiere of Mayan-influenced folk-rock band Sak Tzevul, who hail from Zinacantán in Chiapas, Mexico, as well as a performance by Chicago-based folk ensemble Sones de Mexico.