Phil Keoghan

Tough as Nails celebrates everyday Americans who roll up their sleeves and don't think twice about working long hard hours and getting their hands dirty, in order to keep their country running. Competitors who consider the calluses on their hands a badge of honor will be tested for their strength, endurance, life skills and, most importantly, mental toughness in challenges that take place at real-world job sites.

The Amazing Race is a thrilling adventure where teams race around the world to win $1,000,000. They visit breathtaking locations and face exciting challenges. With intense competition and unexpected twists, this Emmy-winning reality show is a must-watch for fans of travel and adventure.

National Geographic Explorer or Ultimate Explorer, travels around the world exploring topical news stories. Hosted by Lisa Ling, Explorer visits locations with unique events and fascinating stories.