Ironically, it is cheaper to build the road from Adler to Sochi, the capital of 2014 Winter Olympics, from actual $100 bills and oysters than from asphalt.
Russia is in construction for the Winter Olympics and it has to build new roads from scratch to be able to accommodate hundreds of thousands of athletes and tourists alike. The construction is mainly financed by the government which allocated billions of dollars for the effort.
Russian Esquire reviewed the proposed budget for the Adler-Sochi highway and calculated how thick the road would be with the stated budget, if the road was made of $100 bills, oysters, black caviar, and other materials.
Road To Sochi [Esquire Russia]