[grzes]

i think there should be bike-highways connecting larger cities in given country so you could travel larger distances using smooth tarmac like cars do

[alamortsubite]

Yes, there should be cycle highways. A few countries, like Belgium [1], Denmark [2], and Netherlands [3], already have them.

1 https://fietssnelwegen.be/en/bicycle-highways

2 http://supercykelstier.dk/english/

3 https://www.hollandcyclingroutes.com/long-distance-cycle-rou...