Al-Masjid al-Nabawi “Mosque of the Prophet”), often called the Prophet’s Mosque, is a mosque  situated in the city of Medina.

Al-Masjid-al-Nabawi

As the final resting place of the Islamic Prophet Muhammad, it is considered the second holiest site in Islam by both Shia and Sunni Muslims (the first being the Masjid al-Haram in Mecca) and is the second largest mosque in the world.

source : http://thewondrous.com