Construction of a road in Bolivia. An American Army pickup truck moves across a muddy shallow stream. Men loaded on to the truck as it moves past a civilian truck. The truck moves across a muddy stream and travels along the foothills. A herd of sheep in the foreground.
Construction of a road in Bolivia. An American officer talks to a Bolivian officer. A sign and a tent in the background. A map of the road under construction on a board. The officers point at the map and discuss about it. Bolivian soldiers look on. A truck moves up a winding road as workers work at the site. The workers place stones to construct a culvert.
Inca ruins of Tiwanaku in Bolivia. United Nations Education, Science and Culture Organization (UNESCO) sends archaeologists to the ancient Inca ruins. Articles of lost civilization are found during the square mile excavation. Workers dig with shovels. A man displays an article. Men pull out a three ton stone with ropes. 'Gateway of the Sun' in view.
Tin mining in Boliva. Men wearing helmets with lights work inside a tin mine. The miners operate a drilling machine as they drill the side of the mine. An electric ore train with workers loaded onto it enters the mine. Ore of tin is unloaded from the train. A man looks at the ore. The ore is dumped.
Tin mining in Bolivia. Men wearing helmets with lights work. Miners with helmets operate a drilling machine as they drill the roof of the mine. Ore of tin is unloaded inside the mine.