Yes, photography is permitted in this public space.
Photography is generally permitted and encouraged in Historisch Katwijk, as it is a public square and commercial area. Visitors are free to photograph the architecture, street scenes, and general atmosphere. However, as a matter of courtesy and privacy, it is always recommended to be mindful when photographing individuals, especially children, and to ask permission if taking close-up shots of people or inside private establishments. Commercial photography may require specific permissions.