'Bridge of No Return'

On December 23, 1968, the crew of the USS Pueblo is pictured crossing into South Korea after being held captive for 11 months. On January 23 of that year, the Pueblo was attacked off the Korean coast and seized by North Korea. The ship remains in Pyongyang, North Korea, where it serves as a propaganda attraction.

The First Cell Phone Call

Martin Cooper is pictured in 1973 making the first known public cell phone call with his DynaTAC phone. He and his team at Motorola in New York City are credited with the invention of the cell phone.