Located at the foot of the Zagros Mountains in western Iran, Kermanshah is developed in the 4th century AD under the patronage of the Sassanid kings. The city and province of the same name are located on the strategic travel route, later known as the "Khorasan Highway", linking Mesopotamia to the Iranian plateau. In Kermanshah The main visit to be made is that of Taq-e Bostan, a well-known Sassanian site where there is a trace of Persian literature: The characters of Shirin and Khosrow inspired by the story of Shirin and Khosrow in the Shâh Nâmeh, and a work of the Persian poet Nizami (1175). The caves of Taq-e Bostan were carved by Farhad, the unhappy lover of the beautiful Shirin.

The main archaeological sites of Kermanshah province are: Bisotun, 25 km from Kermanshah (Achaemenes, a UNESCO World Heritage Site), Tekyeh Mo'aven al-Molk (19th c. Qajar), the traditional Bazaar and the Anahita temple in Kangavar The largest architectural ensemble in Iran dedicated to the cult of the goddess Anahita), Located on a schistose height halfway between Hamadan and Kermanshah. The most popular pastries of Kermanshah are Nan kak, Nan khormai and nan Berenji.