Kotor is known for its fortified city walls, nestled in a river canyon below limestone cliffs. This city in Montenegro has become a popular destination in recent years and is worth the trip! Be sure to head on over this way to check out Kotor sights like Forts Škaljari, Trojica, Gorazda, and Šanik, San Giovanni Castle, and Church of Our Lady of Remedy and St. Nicholas Church, just to name a few.