Examine the unfolding chaos in Iraq and how the U.S. is being pulled back into the conflict. Watch Tuesday, July 29, 2014 at 10pm.

From shadows to light, sculpture influences color, space, and surroundings. Watch Wednesday, July 30, 2014 at 7:30pm.

Join the search for clues to the fate of an orphaned rhinoceros brought up in a wildlife vet’s home. Watch Wednesday, July 30, 2014 at 8pm.

Some 250 million years ago, some of the largest, most dangerous reptiles ruled this land. Watch Wednesday, July 30, 2014 at 9pm.

Join Joy and Mark in Australia to uncover the reproductive secrets of the pouch-wearing marsupials. Watch Wednesday, July 30, 2014 at 10pm.

Celebrate 150 years of the famed Saratoga Race Course. Watch Thursday, July 31, 2014 at 8pm.