All major passenger train lines on a PDF

Thanks to the Kraftfuttermischwerk I stumbled upon this awesome map of all major passenger train lines world-wide! When you travel around, you usually only see the regional network but Zhaoxu Sui zoomed out and create a map connecting them all! The result is two maps: One simplified version that covers only train lines and a highly detailed one that also includes busses and ferries where trains are not available.

Looking at these maps I just want to start crossing the lines off that I’ve already used, knowing that I will, sadly, never get them all πŸ˜…