This document provides information about several important cultural and historical sites in Bulgaria. It describes St. Alexander Nevsky Cathedral in Sofia, which was built after Bulgaria's liberation from the Ottoman Empire to honor those who fought for independence. It also summarizes details about Rila Monastery, an important 10th century religious site rebuilt in the 19th century, and memorials including the Pleven Epopee Panorama about a key 1877 battle and the Shipka Monument of Liberty honoring independence fighters. Finally, it outlines the history of the restored steamship National Museum Radetzky in Kozloduy commemorating an important figure from Bulgarian history.