Don Wildman investigates how a simple stone building evolved into America's nerve centre.

Don Wildman investigates a pestilent stench that almost overpowered a president, a dangerous incident aboard the very first space shuttle and the most incredible college prank of all time.

Don Wildman investigates a terrifying discovery on the surface of the moon, a White House conspiracy and the brave woman who cooked up a stunning military victory.

Don Wildman examines letters that crossed an ocean on a treacherous plane ride, a map of an island shrouded in mystery and a French sword similar to one that inspired a literary masterpiece.

Don Wildman investigates Christopher Columbus' encounter with a fabled sea creature, a death-defying mission atop the nation's tallest building and the abduction of a jazz musician by a notorious gangster.

A bomber threatens railroads in the northwest; a chimp raised to be human; a mysterious body in Denmark is much older than it appears.