Mint Mercedes SLR Stirling Moss for Sale at €4 Million

They say cars can be a good investment, but we figured it only applies to Ferraris from several decades ago. Most modern supercars depreciate faster than used underwear. However, there are a few exceptions. When a famous car company only makes a few of one particular model, it tends to increase in value over time. Examples include the Aston Martin One-77 and the