The sailing boat floats on the river. Seeing off members of one of the expeditions ashore. Members of the expedition at the archaeological site, examining items recovered from the ground. An employee of the weather station records the readings of the instruments. Preparing food on the expedition. One of the expedition members swims in the river. The seaplane lands on the river. The members of the expedition meet the girls who have arrived. Student wedding on the expedition. Landscape: forest, river.