The Dyavolski most is an arch bridge

Arch bridge

An arch bridge is a bridge with abutments at each end shaped as a curved arch. Arch bridges work by transferring the weight of the bridge and its loads partially into a horizontal thrust restrained by the abutments at either side...

 over the Arda River

Arda River (Maritsa)

The Arda is a river whose source lies in the Bulgarian Rhodope Mountains near the town of Smolyan, flowing 290 kilometres eastward past Kardzhali and Ivaylovgrad and through Greece in the northern portion of the Evros prefecture including Kastanies. It then enters the Maritsa just west of Edirne,...

 situated in a narrow gorge. It is located 10 km (6.2 mi) from the Bulgaria

Bulgaria

Bulgaria , officially the Republic of Bulgaria , is a parliamentary democracy within a unitary constitutional republic in Southeast Europe. The country borders Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, as well as the Black Sea to the east...

n town of Ardino

Ardino

Ardino is a town in Southern Bulgaria, in the Rhodope Mountains. It is located in Kurdzhali oblast and is close to the town of Madan.It is famous for its textile industry. It has a machine-building factory and a tobacco manufacturing industry. Tourist attractions include the Eagle rocks and the...

 in the Rhodope Mountains

Rhodope Mountains

The Rhodopes are a mountain range in Southeastern Europe, with over 83% of its area in southern Bulgaria and the remainder in Greece. Its highest peak, Golyam Perelik , is the seventh highest Bulgarian mountain...

 and is part of the ancient road connecting the lowlands of Thrace

Thrace

Thrace is a historical and geographic area in southeast Europe. As a geographical concept, Thrace designates a region bounded by the Balkan Mountains on the north, Rhodope Mountains and the Aegean Sea on the south, and by the Black Sea and the Sea of Marmara on the east...

 with the north Aegean Sea

Aegean Sea

The Aegean Sea[p] is an elongated embayment of the Mediterranean Sea located between the southern Balkan and Anatolian peninsulas, i.e., between the mainlands of Greece and Turkey. In the north, it is connected to the Marmara Sea and Black Sea by the Dardanelles and Bosporus...

 coast.

It is not certain when the Dyavolski most was built, with various sources stating from the 14th to the early 17th century. The bridge, the largest and best known of its kind in the Rhodopes, is 56 m (183.7 ft) long and has three arches, but also features holes with small semicircular arches to read water level. The Dyavolski most has a width of 3.5 m (11.5 ft) and its main arch is 11.50 m (37.7 ft) high. A stone parapet

Parapet

A parapet is a wall-like barrier at the edge of a roof, terrace, balcony or other structure. Where extending above a roof, it may simply be the portion of an exterior wall that continues above the line of the roof surface, or may be a continuation of a vertical feature beneath the roof such as a...

, 12 cm (4.7 in) in height, is preserved on the sides, and breakwater

Breakwater (structure)

Breakwaters are structures constructed on coasts as part of coastal defence or to protect an anchorage from the effects of weather and longshore drift.-Purposes of breakwaters:...

s are placed opposite the stream.

The bridge was proclaimed a monument of culture on 24 February 1984.