Kerala History Museum will host a vocal concert 'Sandhya Madhuradwani' by Karthik Parameswaran. He will be accompanied by Vishnu Chandramohan on the violin and Aluva K. Venkit Praveen on the mridangam. When: August 9, 5:30 pm Where: Rohini Hall, Kerala Museum, Kochi Contact: 0484 2558296