Ray Mears' Northern Wilderness

From the Californian desert to the rainforests of Alaska, naturalist and writer Louis-Marie Blanchard sets out on a 5,000-kilometre journey in the footsteps of ecological pioneer John Muir. Through the emblematic landscapes that Muir helped to save, he sets out to meet the men and women who keep alive his fight to preserve the wilderness. A journey of initiation, poetry and commitment, driven by a deep and intimate admiration for the man who changed his life.

Hazen Audel embarks on an epic trek that will mirror a traditional Berber nomad journey across the Saharan desert cauldron to an oasis.

Following U.S. Customs and Border Protection officers working across the 28 international bridges linking the United States and Mexico. With unprecedented access to one of the world's busiest land borders, the series captures the daily challenge of facilitating millions of legitimate crossings while intercepting smugglers, wanted fugitives, illegal contraband, and other cross-border crime.

Bear strands himself in popular wilderness destinations where tourists often find themselves lost or in danger.