Vast Underground Spaces and a Hidden History Lie Beneath Maastricht

Travelers know Maastricht, tucked along the southern border of the Netherlands, for its cobbled streets, stately 17th-century townhouses and the remnants of its fortifications, including bastions, towers and medieval gates. But some of the city’s most eye-catching locations are underground. These subterranean sites are among the roughly 500 quarries scattered throughout Limburg — the hilly … Read more