Years ago, I was in Paris and really wanted to do a tour of Versailles with the Fat Tire Bike Company at the last minute. I had used this company before, and remembered they initially met with tourists in front of the Eiffel Tower because it was difficult to find their office. I went on their website and discovered I still had time to make the tour that day, but I had missed the meeting time at the Eiffel Tower.  All I remembered about their office was that it was located on some tiny, obscure street, like many streets in Paris. I had no idea how to find my way…