River at the Centre of the Earth
A journey through the underground river that links Slovenia and Italy, passing under the forests of Karst and the city of Trieste, until it flows into the Adriatic Sea under the name of Timavo.

A journey through the underground river that links Slovenia and Italy, passing under the forests of Karst and the city of Trieste, until it flows into the Adriatic Sea under the name of Timavo.