Minamata disease is a neurological condition brought on by severe mercury poisoning. Ataxia, numbness, paralysis, loss of senses, and muscle weakness are all symptoms. It is named after a Japanese city where the Chisso company opened a chemical plant in 1908.

The Iskar River is the longest in Bulgaria, at 230 miles. A tributary of the Danube, it flows near eastern Sofia, the capital.

The $100,000 US note, the largest denomination ever issued, bore Woodrow Wilson's portrait.

Amati was a dynasty of violin makers from Cremona, Italy, flourishing 1550-1740. Nicolo Amati is said to have taught Antonio Stradivarius.