Lego released this Milk Truck set just in Denmark to promote the Danish dairy company MD Foods (the company has since changed its name to Aria Foods ... its rarity has made it a highly sought-after ...

In June 2011, a Penny Black from the first registration sheets created in 1840 sold for $345,100 in Britain. Now, that’s a serious collectible. As with many collectibles, errors tend to add value ...