Collecting tiles on Veloviewers application based on your Strava activities. Lot of fun if you got bored on your daily commute, training rides or have a healthy race with your cycling buddies to discover new stuff.

There's an intro in Hungarian available.

Tiles can be found here: https://veloviewer.com/athlete/<strava user id>/activities

It is said that it is going to be updated monthly but that not always happens: https://rideeverytile.com/tiles/leaderboard_national#HungaryLeaderboardHeader

Refreshed more often than the one above: https://rakietowa.org/maxsquare/

Get more info and updates on this topic in this Strava club: https://www.strava.com/clubs/279168

• https://en.mapy.cz/ has the most up-to-date gravel roads (at least in Hungary), has an app as well
• missing tiles in KML format from Veloviewer Summary page to this (available as an iOS app as well) app: https://geoladak.tamaspetro.com/tracks
• Veloviewer chrome extension with Strava route planner. With that enabled you can see the tiles in the Strava route planner https://chrome.google.com/webstore/detail/veloviewer-strava-plugin/kdgpnlmocdpeckamipkkdblnfcpkgbno?hl=en
• https://nakarte.me is the google streetview of gravel roads
• Some random dude collecting rideable gravel (mtb) routes: https://navitrails.com/mtbtracks/

• 'EveryTile' app for Garmin devices, shows if you are already in a tile: https://apps.garmin.com/en-US/apps/e53331b6-55db-475a-99e9-3f567327e7ce
• 'Geoládák' app for iOS and Android devices. Supports various map layers (including mapy.cz), offline maps, routing, kml/gpx import, etc. Great to use together with missing tiles KML.