Revolutionary Fossil Discovery In Netherlands' Cave System | Underground Marvels | Science Channel

Split under Belgium and the Netherlands, the St. Pietersburg cave system runs 155 miles. Farmers started mining the cave's limestone to help build houses, which resulted in a vast tunnel system. The Dutch also built a fort above the caves to help protect from French attacks. Later, the tunnels would also lead to major scientific discovery and be used to hide Dutch relics during Nazi invasion. #ScienceChannel #UndergroundMarvels About Underground Marvels: Experts explore mysteries of abandoned subterranean phenomena around the world, sharing their impressive stories, unique origins and the secrets they still keep hidden underground. Subscribe to Science Channel:    / @sciencechannel   About Science Channel: Learn about outer space, leading scientific exploration, new technology, earth science basics, & more with science videos & news from Science Channel. Find us on social: Facebook:   / sciencechannel   Twitter:   / sciencechannel   Instagram:   / sciencechannel   TikTok:   / sciencechannel   Revolutionary Fossil Discovery In Netherlands' Cave System | Underground Marvels | Science Channel    • Revolutionary Fossil Discovery In Netherla...