Oops! You need to enable JavaScript in your browser to start watching. ITV4 Jeremy Wade's Mighty Rivers Mississippi Series 1 - Episode 5 - America’s mighty Mississippi is under threat - from alien invaders, toxic run-off, and massive man-made disruptions. Mon Monday 1 Feb 1.05am 60 mins 3 days left Share this episode: Copied to clipboard Share on Facebook Share on Twitter Copy link to share