2,000-year-old ancient Roman staircase accidentally discovered

Excavations in a historic square in Cologne, Germany, threw up a surprise when workers accidentally stumbled upon Roman-era finds. It includes the remains of an ancient Roman staircase which dates back to the late 1st century, making it around 2,000 years old. The finds were buried underneath the LVR Jewish Museum in the Archaeological Quarter of the city, and the preserved stretch of stairs shows how movement through a Roman palace adapted to the terrain, being so near the Rhine river. (Picture...