For one week each spring Amsterdam turns indigo blue.

Amsterdam Denim Days annually hosts a series of denim-related events for fashion-forward aficionados of denim as well as professionals from the denim industry, consumers and vintage collectors.

Designers, buyers, vintage-lovers, indigo obsessives and members of the denim supply chain descend on Amsterdam for a schedule packed with Shopping, educational seminars, hands-on demonstrations, parties, in-store events and more.

http://www.amsterdamdenimdays.com/