Thought to have been built sometime between 800 and 1100 AD, around 2,000 Erdstall tunnels can be found across central Europe, particularly in Bavaria, where there are over 700. With only one way in ...

Elon Musk’s Boring Company is rethinking the future of transportation with underground tunnels and Hyperloop technology. 🚇 But do we really need them? This video explores the shift towards pedestrian ...