Karte des Schiffsverkehrs in der Welt

A heatmap without the arrows would have been better.

I‘d like to see those lane densities by the type of cargo being transported: Oil, gas, minerals, food, and others.

What’s the one purple mark in or around east Mongolia?

What commercial shipping traffic takes place in Lake Winnipeg

If you want to know why the US is suddenly interested in Panama again, ask yourself what would happen if Russia used their extensive shadow fleet to get a ship stuck in the locks. How would that affect goods entering Europe?