The fastest tennis serve ever recorded was by John Isner at 253 km/h (157.2 mph).

The lost city of Ubar is mentioned in Arabian legends.

The fastest recorded serve in tennis by a woman is 220 km/h by Georgina Garcia Perez.

The QWERTY keyboard layout was designed partly to slow typists down and prevent typewriter jams.

In Chinese mythology, dragons are benevolent creatures associated with water, rain, and imperial power — opposite to Western dragons.

Figs are not a fruit in the traditional sense — they are inverted flowers that bloom on the inside of the pod.

Ancient Greek athletes competed naked in the original Olympics — the word 'gymnasium' comes from the Greek for 'naked.'

The first modern Olympic Games were held in Athens in 1896 with 14 nations participating.

The book still had her name inside it.