During what decade was the first US transcontinental railway completed?

More Questions:

Which company makes the "Golden Crisp" cereal?

In the title of a George Bernard Shaw play, what's John Bull's Other Island?

What original literary work was the movie "Ossessione" based on?

Which continent is Mauritania a part of?

What Notting Hill road is home to London's most famous antique market?

What city is nicknamed the "Big Apple"?

What US city is home to Pike Place Market?

Who is credited with the discovery of penicillin?

Which film won the Best Picture award at the 58th Academy Awards?

Who directed Jackie Brown?

Musical duo Kaoma introduced the world to which dance in 1989?

What was Ghandi's profession?

In which decade was the Three Mile Island nuclear disaster?

What Spanish explorer is credited with discovering the Mississippi River?

Which Science Fiction author wrote "The Day of the Triffids"?