Your great railroad adventure is about to begin! Great  Railroad Adventures will take you on epic train journeys around the world.  Come aboard some of the most famous and colorful trains still running, and  explore exotic and forgotten corners of the world!Greece: the first journey takes you through the length of Greece. Starting  in the south, you travel through the Peloponnesian peninsula past some of  the great architectural masterpieces of antiquity. You continue on to  Athens, and then proceed north past the breathtaking vistas of Mount  Olympus to Thessaloniki, the cultural capital of northern Greece.Portugal: you travel through the heart of Portugal as you descend down the  Duoro Valley to the Portuguese city of Oporto. Famous throughout the world  for the Port vineyards that line its shores, the Duoro offers magnificent  vistas of the terraced vineyards that line its steep banks.Spain: a train journey through Andalusia, the romantic heart of Spain, is a  journey through the land of flamenco, sherry, fiestas, and bullfights.  Starting in Madrid, you travel south to Seville and then on to the cultural  heart of Andalusia, the beautiful city of Granada.Tunisia: a train journey through Tunisia is a journey in both time and  space. Starting in Tunis, your journey takes you through Sousse, El Jem,  Sfax, and eventually Gabes, deep in the Sahara desert. Along the way,  you'll see breathtaking Roman-era ruins as well as the broad unspoiled  vistas of the deep desert.Apprx 1 hr 40 mins, color.