In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
Your thumb is about the same size as your nose.
124
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