| http://www.w3.org/ns/prov#value | - nd riding the surf of the Bulgarian coast.Skiing - Best time is between January and March in the resorts of Borovets (Rila Mountains), Bansko (Pirin Mountains) and Pamporovo (Rhodope Mountains).National Parks - Bulgaria has rich biodiversity preserved in the country's protected areas, including the tree national parks - Rila National Park, Pirin National Park and Central Balkan National Park.
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