Located in the Rhodope Mountains of Smolyan Province in the far south of Bulgaria, the Devil’s Throat Cave (Dyavolsko garlo Cave) is a spectacular cave resembling a devil's head with a waterfall rushing down its throat. Oncoming traffic is a nightmare. The road is cut into the rocky side of the gorge.

Goljam Medarnik is a high mountain pass at an elevation of 2.541m (8,336ft) above the sea level, located in the Rila Mountains of Sofia Province, in Bulgaria. It’s one of the highest mountain roads of the country.

Dzhanka Saddle is a high mountain pass at an elevation of 2.346m (7,696ft) above the sea level, located on the Sofia and Blagoevgrad provinces border, in the central and highest regions of the Rila Mountains of Bulgaria. It’s one of the highest mountain roads of the country.

The Buynovo Gorge road is located in the Rhodope Mountains, north of the village of Buynovo (Borino municipality), on both sides of the Buynovska River which is a tributary of the Vacha River, Bulgaria. It is recommended that beginner riders avoid this road. There are sheer drops virtually along the entire route and enough hairpins to make a whirling dervish dizzy. 

Kalin Reservoir is a high mountain reservoir at an elevation of 2.398m (7,867ft) above the sea level, located in Kyustendil Province, southwestern Bulgaria. It’s one of the highest mountain roads of the country.

Karagyol Reservoir is a high mountain reservoir at an elevation of 2.359m (7,739ft) above the sea level, located in Kyustendil Province, southwestern Bulgaria. It’s one of the highest mountain roads of the country.

Beklemeto Pass, also known as Troyan Pass, is a mountain pass at an elevation of 1.520m (4,987ft) above the sea level, situated in the Balkan Mountains, Bulgaria. The pass is traversed by the Road 35.

Varbitsa Pass is a mountain pass at an elevation of 900m (2,953ft) above the sea level, located in the Balkan Mountains in Bulgaria.

Ruen Peak is a high mountain pass at an elevation of 2.246m (7,368ft) above the sea level, located on the border of southwestern Bulgaria and northeastern Republic of Macedonia.

Shipka Pass is a mountain pass at an elevation of 1.190m (3,904ft) above the sea level, located on the Stara Planina Mountain, in the Balkan Mountains, in central Bulgaria.

Pass of the Republic is a mountain pass at an elevation of 700m (2,297ft) above the sea level, located in the Balkan Mountains (Stara Planina) in Bulgaria.

Radomir is a high mountain pass at an elevation of 2.031m (6,663ft) above the sea level, located on the Bulgarian–Greek border.

Petrohan Pass is a mountain pass at an elevation of 1.444m (4,738ft) above the sea level, located in the Balkan Mountains in Bulgaria. The pass is traversed by the Road 81.

Vratnik Pass is a mountain pass at an elevation of 940m (3,084ft) above the sea level, located in the Balkan Mountains in Bulgaria.

Musalenski Ezera is a high mountain lake at an elevation of 2.399m (7,870ft) above the sea level, located in Sofia Province in southwestern Bulgaria, within the Borovets mountain resort. It’s one of the highest mountain roads of the country.

The Belmeken is a high mountain lake at an elevation of 2.058m (6,751ft) above the sea level, located in the Rila mountain range, in southwestern Bulgaria. The surface of the road is paved and it was part of the 2010 WRC Rally Bulgaria.

Vihren Chalet is a high mountain refuge at an elevation of 1.981m (6,499ft) above the sea level, located in southwestern Bulgaria.

The Road death rate in Bulgaria was the highest in the EU in 2016, according to figures released by the European Commission.

Botev Peak is a high mountain pass at an elevation of 2.376m (7,795ft) above the sea level, located on the border of Lovec and Plovdiv Provinces, in central southern Bulgaria. It’s one of the highest mountain roads of the country.

Route 5007 is a short mountain road located in Southern Bulgaria. The surface of the road is asphalt, but the road conditions are really poor, due to the inclement weather.

Todorka is a high mountain peak at an elevation of 2.534m (8,313ft) above the sea level, located in Blagoevgrad Province, also known as Pirin Macedonia, a province of southwestern Bulgaria. It’s one of the highest mountain roads of the country.

Mount Perelik is a high mountain pass at an elevation of 2.191m (7,188ft) above the sea level, located in the Rhodope Mountains, in Bulgaria.

Located in southeastern Europe, Bulgaria is a country bordered by five countries: Romania, Serbia, Macedonia, Greece and Turkey. It has some major mountain ranges, as Rila, Pirin and the Balkan Mountains.

Markudzhik is a high mountain peak at an elevation of 2.479m (8,133ft) above the sea level, located in Sofia province, in southwestern Bulgaria, within the Borovets mountain resort. It’s one of the highest mountain roads of the country.