Xingu Indigenous Park film "Xingu" (2012). The idea of creating a park originated with a round table organized by the vice president of Brazil in 1952, at which a much larger park was proposed. However, the state of Mato Grosso began granting land within the proposed area to colonizing companies, so the park that came into existence by decree 50.455 of 14 April 1961 was only a quarter of the proposed size. Adjustments were made on 31 July 1961, 6 August 1968 and 13 July 1971. The final demarcation of the perimeter was made in 1978. The area was given the designation of
Tapajós-Xingu moist forests from other moist forest areas. There are urban centers at Santarém at the mouth of the Tapajós, Aveiro on the lower Tapajós and Altamira on the Iriri River. The ecoregion is crossed by the Trans-Amazonian Highway (BR-230) and the BR-163 highway from Santarém to Cuiabá. To the northwest the ecoregion adjoins the Madeira-Tapajós moist forests on the other side of the Tapajós River. To the north it adjoins the Gurupa várzea along the Amazon River. The Uatuma-Trombetas moist forests are on the opposite bank of the Amazon. To the east are the Xingu-Tocantins-Araguaia moist forests. To the south and southwest