At least 42 people have been killed and more than 50,000 affected by heavy rains and severe flooding across parts of Bolivia.<br/> <br />Families grab what they can and flee in boats or canoes - forced to leave their animals behind.<br/> <br />Officials say overflowing riverbanks have soaked some 17,000 hectares of prime agricultural land.<br/> <br />Here, a sign welcomes guests to the 'beautiful town of San Javier Beni'... a village now underwater.<br/> <br />Esmeralda Yana and her family took shelter in a local school as floodwaters quickly swept into town.<br/> <br />I saw the water coming, she said. I woke up my children and we left running.<br/> <br />Rains are expected to continue in the area until mid-March.