Islamabad: Ten-day annual Lok Mela will start in Islamabad today. The theme of the Mela is 'Yakjehti k Rang, Lok Virsa k Sang'.According to Radio Pakistan, distinctive pavilions representing Punjab, Sindh, Balochistan, Khyber Pakhtunkhwa, Gilgit-Baltistan, and Azad Jammu and Kashmir have been set up to highlight regional identities.