After our Holiday gift guide for Him, Her, Home, Traveler, Pets, Audiophiles and Rich Kids, we are here with our latest gift guide for the most demanding of collectors. Creating a dream collection takes years of dedicated research and a good deal of luck.

Ferrari lovers are in for a surprise with the automaker's announcement of this one-and-only Ferrari motorcycle that will go on auction at Bonhams Switzerland on December 20th. This one-and-only official Ferrari bike was built by David Kay Engineering...