For a couple of centuries, Lawriqucha had been seen as the source of the Amazon River, until in 1971 the US-American Loren McIntyre discovered the source of the Apurímac River to be the origin of the Amazon River which was confirmed by a 2001 expedition.
•
The Lawriqucha River issues from the lake Lawriqucha and later joins Marañón River which is one of the headwaters of the Amazon River.