Amazon and Blue Origin founder Jeff Bezos and Lauren Sánchez, a journalist, author and helicopter pilot, have departed Italy after they tied the knot during a multi-day wedding extravaganza. The billionaire husband and wife were photographed waving goodbye as they left a luxury hotel in Venice.

Despite the $47-56 million price tag, Bezos' lavish wedding to Lauren Sanchez cost him less than one percent of his net worth.

From a secretive ceremony on a secluded island to the finale at a former medieval shipyard, here’s what happened at the Amazon billionaire and the former journalist’s star-studded affair.