5 megaproject construction Oldest In The World

5 megaproject construction Oldest In The World:

5. Chichen Itza

Located on the Yucatan Peninsula, Mexico, Chichen Itza is the building's most famous Mayan. Having an area of 6 square miles, is designed as a pyramid peak loudspeakers for people who are below it. Even the shadow of any form in the design so that depict a large snake when the sun is on it. A mathematical calculation that was amazing, considering the nation is not using the animals as a puller or wheel loads in the industry.
Construction time: 400 years (AD 600 - AD 1000)

4. Angkor Wat

Built in the mid-12th century by Khmer ruler of the Kingdom of Cambodia. Building the temple is the center of the other buildings that make up the pre-industrial city in the world. The wall along the 4km cover an area of 800 thousand m2 and is protected by a moat. The temple itself is one of the 100 temples and is a tribute to the Hindu god, Vishnu.
Construction time: 418 years (AD 802 - AD 1220)

3. Petra

A castle in the desert Jordan, carved directly onto the rock. The most extensive façade 30m wide and 45m high. At its peak, Petra 20ribu inhabited by people, and become the main route trade routes. The absence of modern tools for cutting and shaping the stone is the main reason of developing the city for so long.
Construction Time: 850 Years (600 BC - AD 250)

2. Stonehenge

Although age has reached more than 5 thousand years, no one knows for sure why Stonehenge was created. Of course this is the hardest project ever undertaken. Each stone weighs at least 4ton, dragged as far as 400km from south Wales to retreat in Wiltshire, England, is expected to take 30 million man hours. Development goals beyond questionable, the building is made ​​with a very high precision, perfectly aligned with the sun and moon.
Time of construction: 1600 Year (3100 BC - 1500 BC)

1. Great Wall of China

The Great Wall of China is basically building a long wall built by various dynasties. Stretching over 6600 km and in time, guarded by more than one million troops, to protect the northern borders of the Chinese-perambok nomadic robbers. Estimated that up to 3 million workers died during its construction.
Time of construction: 2000 Year (400 BC - 1600 AD)