Lost Civilizations and Archaeological Riddles

Question 1

Around 1200 BC, why did nearly every major superpower in the Mediterranean collapse within 50 years?

Accepted Answer

Droughts, earthquakes, and raids broke trade

Answer

A giant meteor struck the Mediterranean

Answer

The Roman Empire conquered all of them

Answer

They ran out of gold coins

Question 2

Why have 2,000-year-old Roman concrete harbor piers survived ocean waves while modern concrete crumbles?

Accepted Answer

Volcanic ash and lime self-heal in seawater

Answer

They coated every block in melted beeswax

Answer

The Mediterranean Sea has almost no salt

Answer

They reinforced concrete with titanium rods