Dyavolski most - Credit: Wikimedia Commons
The Dyavolski most (; ) is an arch bridge over the Arda River in a narrow gorge. It is 10 km (6.2 mi) from the Bulgarian town of Ardino in the Rhodope Mountains and is part of the ancient road connecting the lowlands of Thrace with the north Aegean Sea coast. Read more on Wikipedia
Source: en.wikipedia.org