Discover over 2000 years of history as you stroll around the streets of Sofia accompanied by a local guide and learn more about the influence of the Greeks, Romans, and Ottomans on the city. Learn more about how this mingling of cultures has made Sofia into the cultural gem that is today, with centuries-old churches that have spent most of their existence as mosques and silver and gold treasures lurking throughout the city. During the tour, learn more about Bulgaria's history as an empire, visit a UNESCO World Heritage Site church and admire the neoclassical style of the Ivan Vazov National Theatre. Later, visit the Parliament buildings and the monument to the Russian Tsar Alexander II, National Theatre, the King's Palace which is now an ethnographic museum, a national bank, archaeological museum, and the Ancient Roman ruins of Serdica.