Test Your Knowledge
How Much Do You Know About Frog Skin?
How much do you know about water polo?
What well-known music composer, instrumentalist and recording artist was a member of his native country’s national swimming team in his youth — even breaking that country's record in the 50-meter freestyle at age 14?
What fountain in what city played a key role in the film "Three Coins in the Fountain"?
Where and when was the first modern indoor waterpark built?
2011/4.1, April 13 — Pond Liners, Rainwater Capturing, Book Notes and more