Four-man bicycle is powered by five chains and has brakes on both its wheels, 1948. The bike was built by Art Rothschild (top position) who broke three ribs while learning how to ride it. (Photo by Wallace Kirkland/Time & Life Pictures)

Ford displays the drive train of the F150 Raptor SVT truck during the media preview of the Chicago Auto Show at McCormick Place on February 8, 2012 in Chicago, Illinois. The show, which is the largest and oldest auto show in the country, opens to the public on February 10. (Photo by Scott Olson/Getty Images)

Weighing in at just under 6 pounds and at 22.6 inches long, the female pup arrived at Shedd in late October from Monterey Bay Aquarium in California, where she spent the first four weeks of her life being stabilized. The pup has been doing well since her arrival, receiving continual care behind the scenes of Shedd’s Abbott Oceanarium. Currently referred to as “Pup 681”, Shedd’s animal care and veterinarian teams are providing the continual, round-the-clock care she needs to thrive. Photos used with permisson from Shedd Aquarium. (Photo by Brenna Hernandez/AP Photo)

“Kim Jong-il, also written as Kim Jong Il, birth name Yuri Irsenovich Kim (according to Soviet records) (16 February 1941/2 – 17 December 2011), was the supreme Leader of the Democratic People's Republic of Korea (North Korea). He was the General Secretary of the Workers' Party of Korea, the ruling party since 1948, Chairman of the the National Defence Commission of North Korea, and the Supreme Commander of the Korean People's Army, the fourth-largest standing army in the world”. – Wikipedia

Photo: North Korean leader Kim Jong Il inspects a military unit in North Korea. (Photo by Korean Central Television/Yonhap)

Members of the 3rd U.S. Infantry Regiment place American flags at the graves of U.S. soldiers buried at Arlington National Cemetery in preparation for Memorial Day May 26, 2011 in Arlington, Virginia. “Flags-In” has become an annual event since the 3rd U.S. Infantry Regiment (The Old Guard) was appointed an Army official ceremonial unit in 1948. Every available soldier in the 3rd U.S. Infantry Regiment participates in these annual ceremonies. (Photo by Win McNamee/Getty Images)

Workers put some finishing touches on “Forever Marilyn”, a sculpture by Seward Johnson, on July 14, 2011 in Chicago, Illinois. The stainless steel and aluminum sculpture which stands 26 feet tall and weighs 34,000 pounds will be unveiled tomorrow and remain on display in Chicago through the spring of 2012. The sculpture was inspired by Marilyn Monroe's iconic scene in the 1955 movie “Seven Year Itch”. (Photo by Scott Olson/Getty Images)

Sand from Montrose Beach whips past Vincent Lagrone as he walks along the lakefront October 19, 2011 in Chicago, Illinois. A high wind warning was issued for the city as winds between 40 and 45 mph are expected to cause 20- to 25-foot waves along sections of the lakefront. (Photo by Scott Olson/Getty Images)

Protestors break through the barriers of the DNC in Park #578 during the March on the DNC 2024 in Chicago, IL on Monday, August 19, 2024. (Photo by Laura Thompson/Rex Features/Shutterstock)