PERSIAN

FIRST (KNOWN) VERTICAL AXIS WINDMILL

• Used to grind grains and pump water.
• Made around 1500 years ago.
• This led to todays windmills that can power entire cites.

THE FIRST REFRIGERATION SYSTEMS

• Known as Yakhchals.
• Made around 400 BC.
• Used in long hot days in the dessert.
• This led to todays refrigerators which can keep things cold for what seems to be forever.

PERSIAN BRIDGES

• Made of strung together boats,added with dirt and wood/Planks on top.
• That led to todays bridges,which are a lot more advanced in terms of build quality.
• Made around 480 BC.
• Led to todays bridges which can transport people and products over water easily.

QANATS

• Underground channels used to transport water to dry areas,villages and mountains.
• Made during the period 550-331 bc.

PERSIAN GARDEN

• A large royal garden with multiple passages that bring water to parts of it that was advanced in term of build quality.

ROYAL ROAD

• A road that was 1700 miles.It went from Sardis to Susa.
• It was built very well because you can still walk on it.

PASARGADAE

• Pasargadae was a City that was meant to withstand a magnitude 7 earthquake,which was very advanced for its time.
• Made between 559-530 Bc

TIMELINE

CONTRIBUTIONS

• Owen-Research
• Tristen-Research
• Ezra-Design

SOURCES

• http://ohfact.com/interesting-facts-about-persian-empire/
• https://www.quora.com/How-and-why-was-the-Persian-empire-so-powerful
• https://prezi.com/m/stc2xjvlp69f/persian-technology-vs-chinese-technology/

SOURCES

• http://www.persianempires.com/persian-empire-technology.html