The conversation between human and AI assistant.
What are some unexpected things first-time visitors to Bulgaria notice?
That's interesting. What are some must-see attractions in Bulgaria?
Well, there are many beautiful places to visit in Bulgaria. Some of the must-see attractions include the ancient town of Nessebar, the Rila Monastery, and the Bachkovo Monastery. Visitors also enjoy exploring the charming cities of Plovdiv and Veliko Tarnovo.