Polish Foreign Minister Radek Sikorski said that Iran's eye-catching historical and natural attractions along with its sustainable security have persuaded Warsaw to invest more in expanding its tourism cooperation with Tehran. Sikorski, who was on a tour to the central Province of Isfahan on Friday, referred to the 540-year-old diplomatic relations between the two countries, and said that Polish people are well aware of Iranians good will and nuclear issue. The top Polish diplomat, underlined his country's abilities in rebuilding and protection of historical heritage, and said that in the field of tourism, repair and renovation of historical sites, Warsaw can have good cooperation and interaction with related directors in Iran, including Isfahan. The Polish deputy minister of culture and Warsaw's ambassador to Tehran accompanied Sikorski in his tour to Isfahan.   The Polish delegation then attended Armenian cemetery in Isfahan, where Polish refugees were buried during World War II. Sikorski , who arrived in Isfahan on Thursday is to meet with Iranian officials in Tehran on Saturday. Diplomatic ties between Iran and Poland started in the 17th century and several large institutions for Oriental studies are now active in Poland. Iranians hosted 100,000 Polish and provided them with welfare facilities during the Second World War after Germany occupied the East European country. Ties between the two friendly countries of Iran and Poland are growing and the two sides are seeking to bolster relations in all arenas.