You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
Gorillas can catch human colds and other illnesses.
205
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
The largest hotel suite in the world is located 22 stories under the surface in the Grand Canyon Caverns. One night for two people in this 65 million year old cave is $700.
4
As part of an advertising campaign, Molson, a Canadian beer company, strategically placed 'beer fridges' around Europe that only Canadian passports could unlock.
11