In late 2025, archaeologists stunned the world with news of a vast network of ancient tunnels buried beneath a long-forgotten stone city in northern China. This discovery has sparked fresh questions ...

Archaeologists in Germany discovered a mysterious medieval tunnel built inside a 6,000-year-old burial site, revealing fascinating layers of history.

Beneath Paris’ grand boulevard lies a hidden history filled with buried secrets, ancient passageways, and forgotten worlds. For adventurous travelers and history enthusiasts alike, these underground ...