Professor Janský: Czech geographer who discovered the true source of the Amazon River

from Czechast, Radio Prague International

In this episode of Czechast, we speak with Professor Bohumír Janský, one of the most respected Czech geographers of his generation. He is known worldwide for leading the scientific expeditions that mapped the true sources of the Amazon River in Peru. His work has reshaped our understanding of the world’s greatest river and remains a milestone in modern hydrological research.

Episode metadata supplied by the publisher feed · Published Dec 13, 2025

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Professor Janský: Czech geographer who discovered the true source of the Amazon River

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