With aging more than 70 years, National Museum of Iran in Tehran contains 300,000 historical objects. The museum is considered not only as the largest museum of archeology in the country, but also as one of the most distinguished museum in the world concerning diversity and quality of its monuments and objects. National Museum consists of two building, the first one is "Muze-ye Iran-e Bastan" where ancient Iranian antiquities before Islamic era are exhibited, and the second one is ("Muze-ye Dowran-e Eslami") and it displays Islamic objects and monuments. Impressive masterpieces collected from major archaeological sites of the country including Kashafrud, Darband, Ganj Par, Shush and Persepolis are exhibited in this museum. André Godard and Maxime Siroux, the French architects who designed National Museum, were inspired by Kasra Palace in Ctesiphon from Sassanid dynasty. Eventually, the museum was built with ancient Iranian architecture featuring entrances, Iwans and arches found in Sassanied dynasty.