@iamsterdam_official: 🏰 Discover the charming city of Muiden! Dating back to the 10th century, this fortified gem just east of Amsterdam boasts peaceful streets, small cafés, and a picturesque harbour. 🗝️ As a key link in the Defence Line of Amsterdam, Muiden's centuries-old walls offer a glimpse into one of the country's oldest communities. Don't miss Castle Muiderslot - a real medieval castle built in 1296! #iamsterdam #exploreamsterdam #thingstodoamsterdam #muiden #muiderslot #amsterdamtips