See if You Could Win ‘Who Wants to Be a Millionaire’ by Answering These Million Dollar Questions

Richard Nixon was the only US president to appear on the television series "Laugh-In." He made a guest appearance in 1968 during his campaign for presidency.

93 million miles. The Earth orbits at a distance of approximately 93 million miles from the Sun. This distance varies slightly over time, as the Earth's orbit is elliptical in shape and not perfectly circular.

A moth. In 1947, a moth shorted out an early computer at Harvard University when it flew into a relay, creating a “bug” in the system.

Isaac Newton. Albert Einstein does not have a chemical element named for him, unlike Niels Bohr (Bohrium), Albert Einstein (Einsteinium) and Enrico Fermi (Fermium).

Lesotho. Lesotho is located entirely in South Africa and is the only country that meets the criteria of being landlocked and contained entirely within another country.

Peru. Paddington Bear is from "darkest Peru", as described in the books written by Michael Bond. He came to London as a stowaway on a ship and is taken in by the Brown family.

Igor Sikorsky. Igor Sikorsky is credited with inventing the first mass-produced helicopter in 1939. He designed the Vought-Sikorsky VS-300, which was the first successful single-rotor helicopter.

The letter N. The registration number of all non-military aircraft in the US must begin with the letter N. The letter was assigned to U.S. air traffic at the 1919 International Air Navigation Convention.

Insecticide. During World War II, the US military used the first commercial aerosol cans to hold insecticide to help control the spread of mosquitoes and other pests that could threaten the well-being of soldiers.

Meat inspector. Samuel Wilson was a meat inspector for the US Army during the War of 1812, his stamp on meat packages became an icon in American culture.

His dentist. Grant Wood used his dentist, Dr. Byron McKeeby, as the model for the male farmer in his painting "American Gothic."

100 billion. According to the Population Reference Bureau, approximately 100 billion people have lived on earth since Homo Sapiens first appeared on the planet.

The Philippines. Khrushchev's famous 1960 outburst at the UN was in response to a delegate from the Philippines, but some historians argue that while Krushchev may have brandished his shoe, he did not bang it.

"Yip, Yip, Yaphank". "God Bless America" was originally written as a patriotic song for the 1918 Broadway musical "Yip, Yip, Yaphank", though the song was later omitted from the production.

Baghdad. The word "Tabby" originates from the Attabiyah district of Baghdad, which was known for being a center of textile production and was where certain striped silk fabrics originated.