We visit Lucas, Kansas. It's known as the Grassroots Art Capital of Kansas.

The dramatic fall of Nicolás Maduro and what’s next for Venezuela. With The Associated Press, investigating the legacy of corruption, challenges to democracy, conflict with the U.S., and the fight over who will control the oil-rich country.

How did a ragtag army defeat the most powerful army in the world to win American independence? Discover the key military technologies that helped propel the colonies to victory, from the Brown Bess musket to the world’s first military submarine.

Bask in the largest intact savannah on the planet, where mammals and insects fly through the air with the greatest of ease. Study traditional wildfire-management methods, explore a sandstone refuge, and watch a sugar glider try to escape the flames.

Broadcasting live from the West Lawn of the U.S. Capitol Building, with all-star musical performances including the debut of country music icon Trace Adkins' new song “American Made,” and spectacular fireworks from Mount Vernon, the home of George Washington.