TEHRAN, April 20, YJC - Known as Spain's most dangerous path, or the most dangerous walkway in the world, the Caminito del Rey (The King's Little Pathway) is over 100 years old and 100 meters (350 feet) high. The perilous concrete trail winds through steep limestone cliffs near the small village of El Chorro and into a hidden valley. The walkway has claimed lives of 5 people so far.