Turkey's geographical significance as a bridge between east and west has played a large part in the country's fortunes. Now, its pivotal position is set to turn the country into an energy hub. Turkish President Erdogan and Russian President Vladimir Putin have signed an agreement signalling the beginning of the new pipeline that will bring natural gas resources from Russia, through Turkey and to the European market. It's a chance for Turkey to transform to a world energy leader, and will have significant impacts on the country's economy.