The delegation from ECO member countries visited Delhi Gate and historic Wazir Khan Masjid in Lahore on Monday.
During the visit, the ECO delegation also went to the Shahi Hammam, Iqbal Baithak, and Tang Gali.
On this occasion, the officials of the Walled City Authority briefed the delegation on the significance of the historical sites in walled Lahore.
The delegation was also briefed on the government's efforts for the preservation and conservation of these sites.