"Rare White Porsche Collection Set for December Auction"

RM Sotheby's will auction off a collection of nearly 60 white Porsches, known as the White Collection, featuring some of the finest models from the German marque. The highlight of the collection is a unique 2015 Porsche 918 Spyder, expected to fetch between $2.5 million to $3 million. Other notable cars include a 1993 911 Carrera RSR 3.8, a 1997 911 GT2, and a 1994 911 Turbo S X85 'Flat-Nose'. The collection also includes two red Porsche tractors and over 500 museum-grade accessories, parts, tools, and literature. The auction will take place in Houston, Texas, on December 1 and 2.