From Sofia: Belogradchik Rocks Full-Day Tour26 Reviews
Take a trip to see the Belogradchik Rocks, sandstone formations spread across the Balkan Mountains, on a full-day trip from Sofia. In 2009, these red and yellow conglomerate rock formations were nominated in the campaign for the New 7 Wonders of Nature.
Prohodna, Saeva Dupka Cave and Glozhene Tour from Sofia9 Reviews
Get back to nature and discover some of the most amazing caves in Bulgaria on a day trip from Sofia. Hike the Prohodna cave, explore the chambers of Saeva dupka cave and visit the 13th-century Glozhene Monastery on Stara Planina mountain.