In Georgia, there is an airtight room called the Crypt of Civilization that was sealed in 1940. It contains numerous artefacts documenting what life was like at the time of sealing, and is scheduled to be opened in the year 8113 to show people of the future exactly what life was like.
13
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
A cow produces around 200,000 glasses of milk in her lifetime.
373
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Lurch, a Watusi bull, had the largest horns in the world.
32
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82