Josh Gates sets off in a four part mini-series where he'll travel over 50,000 miles to four different continents and try to answer one of mankind's ultimate questions. Are we alone in the un... Read allJosh Gates sets off in a four part mini-series where he'll travel over 50,000 miles to four different continents and try to answer one of mankind's ultimate questions. Are we alone in the universe?Josh Gates sets off in a four part mini-series where he'll travel over 50,000 miles to four different continents and try to answer one of mankind's ultimate questions. Are we alone in the universe?