Oradea is a city in northwestern Romania, located only 12.8 km from the Hungarian border and extending on both banks of the Krishul River, and is a great starting point for exploring Romania. Before the Principality of Transylvania, the Ottoman Empire and the Habsburg Monarchy, which contributed to the diversification of its culture, Oradea was facing constant flood threats, and in 1836 a large part of it was destroyed by fire, and the present picturesque city was rebuilt in the eighteenth century according to the plans of the Viennese engineer Franz Anton Hillebrand ( Franz Anton Hillebrandt) followed the modern Austrian architectural style of the time, distinguished by its rich ornate facades in bright pink, blue, green and white, and in addition to many Baroque buildings, the city has a rich architectural collection in Art Nouveau.