A Rhein cruise ferry, M.S. Emily Bronte of Riviera Travel, came through Bonn this morning and thanks to modern technology I timed a meeting and caught a glimpse of her. My Mum that is!   Tracking a wonderful cruise ship. M.S. Emily Bronte. There are about 1000 ships on the Rhein at any one time. As I look at a live tracking map there are 84 passenger ships between Koblenz and Düsseldorf, one of the most popular sections of the Rhein. Last night I met one of those ships as it docked in Koblenz. The M.S. Emily Bronte, launched this year, has 88 cabins and is impressively fitted. Cruise ferries…