SISTERHOOD PACT. Mayor Eva Marie Singson Medina (2nd from left) of Vigan City, Ilocos Sur and Mayor Melanie Grace P. Valdez (2nd from right) of the Municipality of San Nicolas Ilocos Norte shake hands after  the successful signing of the sisterhood agreement between the two local government units. Both agreed to foster friendship and contribute to the development of bilateral cooperation through the exchange of Best Practices on Heritage Conservation, Tourism, Business and Commerce, Agricultural Productivity, Environmental Protection, and Literacy and Continuing Education. The agreement was  signed on June 23, 2016 in Vigan City. At right  is incoming San Nicolas Mayor Dr. Alfredo “Boying” Valdez, Jr. (Photo courtesy City Government of Vigan)