<span style="color: #222222;">The Inca citadel of Machu Picchu was reopened on Wednesday as announced by Peruvian officials.<br />''<br />''The UNESCO World Heritage site, which is visited by thousands of tourists a day, was closed more than three weeks ago as anti-government protestors blocked key access routes.<br />''<br />''Officials said they would ensure the ancient monument and the transport links leading to it were safe.<br />''<br />''Protests continue in the capital, Lima, and other regions in the south.<br />''<br />''Tourism is key to Peru's economy and the losses caused by the ongoing political crisis are estimated to amount to more than 6 million dollars.<br />''<br />''Train services to Machu Picchu resumed last week with limited service. They were suspended after protesters placed boulders on the line.</span><br />