Fog over Sofia, Bulgaria (© Ivan Dimitrov/Solent News/REX/Shutterstock)

【September 15 2016】The view of Sofia from the surrounding hills often shows the city enshrouded in fog. The Bulgarian capital sits at the foot of Vitosha Mountain and numerous other foothills that affect the local climate. But below the blanket of fog is a metropolis brimming with art and history—where the 2,000-year-old Roman ruins of the city’s past stand among modern developments in this center of Balkan culture and commerce.Explore breathtaking Gallery from the HuluTrip homepage over the past 5 years..