sentences:  The village is only accessible on dirt roads and is located at an elevation of 134 m.
  
  The place at the Beni rapids was discovered in 1846 by the Bolivian scientist José Agustín Palacios.Attracted by the rubber boom, Nicolas Suárez Callaú set up his company's headquarters of a multinational rubber empire at "Cachuela Esperanza", with branches at Acre, Manaus, Belém, and London.He had a theater and tennis courts built, a luxury hotel overlooking the rapids, and a modern hospital.