useless trivia: What Word Means: An Eritrean Measure Of Length, Of About 18 Inches?

Questions

In the Bible, who was Abraham's first son?

Which musical featured the song 'If I ruled the world'?

In which European Palace are the State Apartments called the Hall of Mirrors?

What is the shadow-casting pointer on a sundial called?

With which creature was the Egyptian God Horus identified?