10 great cars of Gatsby's Roaring '20s
Photo courtesy of RM Auctions
1927 Isotta Fraschini Tipo 8A Boattail Tourer
Average price today: $466,500
Why it's special: Among the most lavish of cars of the Roaring '20s, the Italian-built 8A was not only an eye-catcher; its 135-horsepower eight-cylinder engine made it a modern marvel at the time.