Tingo María is the capital of Leoncio Prado Province in the Huánuco Region in central Peru. It has a population of 46,191 inhabitants.
Tingo María was considered unreachable until 1936, when the Montaña Road reached the settlement. It was then that the state run Estacion Experimental Agricola was established due to its "comfortable" elevation. In 1942, the U.S. From Wikipedia