Located in the Smolyan Province of Bulgaria, Devil’s Throat Cave (Dyavolsko garlo Cave) is the name of 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.

Mount Perelik is a high mountain peak at an elevation of 2.180m (7,152ft) above the sea level, located in Smolyan Province, in Southern-central Bulgaria, near the border with Greece.

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

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. 

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.

Set high in Stara Zagora Province in the historical region of Thrace of Bulgaria, the mountain road from Shanovo to Kolena is not for the faint of heart.

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.

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.

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

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.

Pass of the Republic is a mountain pass at an elevation of 700m (2,297ft) above the sea level, located on the boundary of Stara Zagora and Veliko Tarnovo provinces, in central 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.

Petrohan Pass is a mountain pass at an elevation of 1.444m (4,738ft) above the sea level, located in in Montana Province, Northwestern Bulgaria.

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

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.

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

Vratnik Pass (Door pass) is a mountain pass at an elevation of 921m (3,021ft) above the sea level, located in the Sliven Province of 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 reservoir at an elevation of 1.932m (6,338ft) above the sea level, located in the Rila mountain range, in southwestern Bulgaria.

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

Bezbog is a high mountain lake at an elevation of 2.242m (7,355ft) above the sea level, located in Blagoevgrad Province, also known as Pirin Macedonia, a province of southwestern Bulgaria.

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.

Mazalat is a high mountain peak at an elevation of 2.269m (7,444ft) above the sea level, located in Stara Zagora province of south-central Bulgaria.