For a natural experience of a different kind, organize an outing to the steaming pools of Sofia Central Mineral Baths. This place is famous for its mineral-rich thermal waters.
If you're spending a while in Sofia City Center, Sofia Central Mineral Baths is a fine place to kick off your exploring. This naturally heated water source is one of many attractions that'll keep you on the hop here. Alexander Nevski Cathedral, Mount Vitosha, and Ivan Vazov National Theatre are also ready to be explored close by.