Porta Del Sol Region: Whale Watching

Gasp! The answer will amaze you.

Ask Smithsonian: How Long Can a Person Hold Their Breath? (1:32)

It's no secret that Charles IV, king of Bohemia, possessed the Spear of Destiny. But the way he brandished it in public reveals his savvy understanding of mythology and power.

Unlocking the Spear of Destiny's True Power (3:56)

A hammerhead shark locates a stingray hiding beneath the ocean floor. Unnerved, the stingray makes a dash for freedom but is it too late?

Hammerhead vs. Stingray (2:25)

A diver stumbles across a whale shark trapped in a commercial fishing line. Sensing the diver is there to help, the goliath lies still while the rope is cut.

A Whale Shark Cooperates With a Diver Saving Him (1:28)