There is no difference between city centers and suburbia in much of Europe. Apart from that, the Netherlands has a few bike highways now to cater to faster inte

There is no difference between city centers and suburbia in much of Europe. Apart from that, the Netherlands has a few bike highways now to cater to faster intercity transport. What you want to do is enable fast biking everywhere (so a bike first infra) and seperate modalities for safety and comfort. Any urban transport research will show that bikes in foot traffic is a Very Bad Idea(tm).