A river winds its way through Ljubljana and the surrounding villages. A river that hides Slovenia’s most threatened cultural heritage. Now thousand-year-old jewelry, swords, pitchers and boats are being laboriously hauled out of the river mud, restored and exhibited.An earring from the first century, a five-thousand-year-old wheel, a sword from Roman times. For thousands of years, different artifacts have mysteriously ended up in the Ljubljanica River...The green Ljubljanica River is a wonder of the world. But it is an endangered wonder; the riverbank is collapsing and cultural treasures are in danger of disappearing forever...The fragile wooden structure is barely visible...