Here are some videos and Google StreetView scenes to enjoy, for exploring Dutch cycle facilities.
A remarkable piece of infrastructure where the cyclist leaves the carriageway and travels to a cycle-roundabout directly below the roundabout for motor vehicles:
http://www.youtube.com/watch?v=dvAE0M6vD_Y
Bike ride into Utrecht Central Station from outskirts of the city. Note the exclusive bus lanes, green-light timing for bikes, and grade-separated bike path through roundabout:
Despite their impressive bike facilities, the Dutch did go overboard in building a dense network of highways. This highway running through central Amsterdam has been hidden from view by running on-ramp through building facade. This is a Google Streetview, so you can click around the image to navigate this interchange.