The ruby anniversary celebrates how many years of marriage?

More Questions:

What would you add to a Welsh Rarebit to make a Buck Rarebit?

What animal has been called the “poor man’s cow”?

What year did the famous Sears Tower in Chicago had its name changed to the "Willis Tower"?

What is considered as the first daily comic strip in the US?

Where is the Guggenheim museum?

In which US state is the headquarters for the Mayo Clinic?

In the first Punic War, Rome and Carthage fought over possession of what Mediterranean island?

What is Greenland called by its Inuit native residents?

On what TV show did the characters often hang out at the Warsaw Tavern?

Who played the first "Tool Time Girl" on the TV show "Home Improvement"?

Neil Tennant and Chris Lowe make up what pop band?

What movie spawned the catchphrase "There's no crying in baseball"?

What team won the 100th anniversary Stanley Cup?

Before he escaped and returned to France, Napoleon had been exiled to what island in 1814?

The human heart weighs less than what?