Focus on The Feast of the Gods and discuss the Exhibitions.
It was exhibited in 1856 at the British Institution in London (as The Gods feasting on the Fruits of the Earth).  Since it came to Washington it has travelled to Venice in 1990, London and Madrid in 2003 (reuniting all four large works in the cycle, with three of the Dossi works), and Vienna in 2006.
Venice British Institution Vienna