The Iron Ring is a ring worn by engineers that are trained in which country?

More Questions:

What company owns both the Hot Wheels and Matchbox brands?

The Juno Award is an award given in what field?

What color is the supposedly cursed Hope Diamond?

How many lanes does an Olympic swimming pool have?

What woman's rise to fame is the subject of the 1997 book "Just Desserts"?

What US state is called the "Centennial State"?

What sea does Slovenia have water access to?

The Abel Prize is referred to as the "Nobel Prize" in which field?

What is the name for the longest side of a right-angled triangle?

A bar that appears over a Roman numeral indicates what?

At which pole would you find penguins?

Who is pictured with her eyes wide open on posters for Kubrick's "Eyes Wide Shut" movie?

What day did the Battle of the Somme end?

The term "lupine" refers to which animal?

What massively successful novel did Mario Puzo publish in 1969?