There are 3 places named Tvurditsa in Bulgaria.
All places in the world called "Tvurditsa".
Novo Selo (9)
Eni Makhle (8)
Slatina (8)
Staro Selo (7)
Aleksandrovo (7)
Ferdinandovo (6)
Belitsa (6)
Dryenovo (6)
Krumovo (6)
Krushevo (6)
Dryanovo (6)
Simeonovo (6)
Dubrava (6)
Drenowo (6)
Krumowo (5)
Iswor (5)
Bukowez (5)
Wetren (5)
Iskra (5)
Borisovo (5)
Bukovets (5)
Cherni Vrukh (5)
Svoboda (5)
Kirilowo (5)
Beliza (5)
Kruschewo (5)
Benkovski (5)
Banya (5)
Byelitsa (5)
Polyana (5)