The best web-based bike route planner I know. Intuitive, easy to use and accurate.
Excellent cycling and walking route app (Android). Good offline maps of countries or regions.
Free bike maps for Garmin GPS devices. Contains mainly maps of Europe.
Database with many climbs including altitude profiles, especially in Europe.
Travel reports & Magazines
This sympathetic Swede travels enormous distances on his racing bike through the mountains, sometimes on unpaved roads.
Beautiful bike reports and photos from Europe and Africa. The website also contains practical photo tips.
Wizard of Oh
Travel reports of cycling vacations in Europe and North America, often in mountainous areas.
Dennis & Marijcke
Website of genuine world cyclists. Covers all world regions, many reports, beautiful pictures, and useful info.
Beautifully designed digital magazine about cycling trips, with inspiring stories and photos.
(Terminated?) Dutch digital magazine about cycling trips for the adventurous (off road) cyclist.
Nice routes and beautiful pictures on this website of the somewhat religious and materialistic bikepacking trend.