Today's story comes from Scotland, where a pair of university students decided to hike all over the country without using any money, putting the test the Scots' reputation of being generous.The two intrepid adventurers, Tom Langhorne and Cameron Hyde, left from Aberdeen on Scotland's east coast with nothing but the packs on their backs, a bag of rice and a bag of oats and one week later they returned to their doorstep after traveling well over 400 miles. And they did it all without spending a cent.