What a way to end the Tauck Musical Magic Tour "Down the blue Danube"The Marriott Prague has a World Class Gym in its basement, & that name is truly apt, seeing the rows upon rows of Nautilius , & Concept2 machines.; it even has the latest C2 model E machines & the C2. SkiErg! The Bohemian crystals, souvenir shops & Astronomical clock are truly a wonder, matching even the private Musical performances in the ancient Castles. The remarkable breakfast & atmosphere are so relaxing.