The Savica Waterfall in Slovenia is a must-see natural wonder located at the end of Lake Bohinj. As one of the highest waterfalls in the country, it cascades down 78 meters and feeds into the Sava Bohinjka river. It's a scenic 20-minute hike up over 500 steps to reach the waterfall. Note that there is a small fee to park and to enter the main section of the waterfall.