Koorstraat 3A, 1811 GM Alkmaar, Netherlands | Outside the main entrance to the Grote Sint Laurenskerk (on the Koorstraat) in Alkmaar's city center. Your guide will be standing by the lamp post with seating underneath it. How to get to Alkmaar: Alkmaar has direct train connections from many large cities including Amsterdam (35 minutes) and Haarlem (40 minutes) and the Alkmaar Train Station is only a 10 minute walk from the city center. There are also several parking garages located just outside the city center.