This website talks about the bike trips I've taken. I'm building it as my first project to teach myself HTML / CSS.
The Mosel is a tributary of the Rhine - it flows from France, thorough Luxembourg, and then Germany, where it meets the Rhine at Koblenz.
The Main river flows through northern Bavaria into Hessen, where it meets the Rhine just past Frankfurt.
I rode along the Rhine between Bonn and Mainz, and got to see a lot of castles