A general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman Ovi Visitors at a stall of the travel and tourism expo at the Sonargaon Hotel in Dhaka on Friday. The three-day even ends on Saturday. Photo: Mahmud Zaman Ovi Visitors at a stall of the travel and tourism expo at the Sonargaon Hotel in Dhaka on Friday. The three-day even ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman Ovi Visitors at a stall of the travel and tourism expo at the Sonargaon Hotel in Dhaka on Friday. The three-day even ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman OviA general view of the travel and tourism fair at Dhaka's Sonargaon Hotel on Friday. The three-day exposition ends on Saturday. Photo: Mahmud Zaman Ovi