An ancient Thracian gold-plated cup is on display at Bulgaria's National History Museum, Sofia, Monday, March 21, 2011 . Nearly 200 gold, silver, bronze and pottery items dating back between the 6th century BC to 1st century BC are part of the exhibition 'Thrace and Ancient World' , a private collection of Bulgarian businessman Vassil Bozhkov. (AP Photo/Valentina Petrova)