Which Dutch tulip variety reached the highest recorded price during the 1637 tulip mania peak?

What was the name of the digital cash system created by David Chaum in 1989, often considered the first attempt at electronic money?

🗳 29 votes

Which sunken Spanish galleon, discovered off Colombia in 2015, is often called the 'holy grail of shipwrecks' due to its estimated $17 billion treasure?

🗳 26 votes