Bayburt-of Road D915, Turkey: D915 has been called one of the toughest roads in the world. his difficult road is on the edge of the Black Sea area in the northeast of the country. It is very dangerous because there aren’t always guardrails to keep you from falling. In fact, only professional drivers should probably try this, even though the photos will be amazing! Desabaşı Turns is the name of the most famous part of Bayburt-of Road.