Ylävirtaan
Ylävirtaan is a Finnish directional term meaning the upstream part of a river or watercourse. The word combines ylä- meaning upper or upstream and virta meaning river current or flow. It denotes direction toward the source of a watercourse.
In practical use, ylävirtaan describes movement or location relative to river flow. It is used in navigation,
In toponymy, the element ylä- frequently appears in place names to mark upper or upstream parts of