The Incas were skilled engineers who were able to construct the complete fortress of Machu Picchu without the use of cement. Instead, they adopted a method known as ashlar, which involves carefully cutting stones such that they lay on top of one another with no gap between them. You couldn't even get a sheet of paper through the stones!
Related Facts
When luciferase was first discovered, fireflies were the only source of the chemical.
The summer is the period of the year when most births occur.
Did you Know? Dolls were once the fashion models.
Goa celebrates two independence days
toxins are absorbed by sunflower
In 1963 a cat went to space
the famous petra tresury is actually a graveyard
Vitamin C's Role in Collagen:
Probiotics treat constipation, colds, and cancer
Did you Know? In Korea Hairstyles are based upon age and relationship status.
What Is the Name of French Cinema?
The European Country with the Lowest Obesity
Did you Know? There are more than 700 versions of Cinderella.
Does the Met always take place around the same time?
Prisoners who abhorred lobster used to be offered it.
Male Gynecologists Frequently Require Female Support
Did you Know? The Iron Maiden Wasn't a Thing
Did you Know? Mind is more active in dreams as compared to when a person is awake
The most beautiful fruit in India
It performs endocrine and exocrine functions simultaneously.
Did you Know? Language is thought to have originated circa 100,000 BC.
Anxiety Often Begins In Childhood
A town once dedicated to soap production still exists today.
Your skin can suffer from a lack of sleep.
Did you Know? There might be gold in Virginia.