Vallorbe

Places in this region

Grottes de Vallorbe

Over 3km of caverns and caves at the Switzerland-France border contain the largest underground river in Central Europe

After 150 million years of thrashing and roaring through limestone rock, the Orbe River is content to wind leisurely through three kilometers of caverns and caves, now known as the Grottes de... »

Watery Wonders, Curious Caves | Edited by treeswithknees, Dylan and others

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