Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
In their early careers, Sylvester Stallone and Jackie Chan both took part in porn.
11
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22
The exact cause of death and burial site of Genghis Khan is unknown, because all of the 2000 funeral guests and 800 soldiers were killed in order to preserve the secret.
16
In 1965, a four-year-old nearly drowned at a beach, but was rescued by a woman named Alice Blaise. 9 years later, that boy saved a man at the same beach. That man was Alice's husband.
60