The Rhodope Mountains offer perfect conditions for winter sports between December and April. But in the summer, the mountain is popular for its breath-taking views, numerous landmarks, warm weather and mineral wter springs. There are many opportunities for hiking, mountain biking, fishing and off-road driving. In a relatively small area man can visit some of the most beautiful and impressive caves in Bulgaria. There are several archeological complexes that are extremely popular tourist attractions, the most famous of which is the Thracian holy city of Perperikon.