Ancient monuments that refused to turn to dust
Modern vaults protecting the ingredients of life
Messages sent to the deep future and the stars
Mechanical clocks designed to tick for thousands of years
YOUR GOAL
Master of How to build a forever machine
007skaty Iron Pillar of Delhi
High-phosphorus iron / Builds a passive shield / Rust cannot touch it

007skaty Built around 2560 BCE for Pharaoh Khufu, this monument uses 2.3 million stone blocks averaging 2.5 tons to survive millennia.

007skaty Filling the temple with soil and stone refuse shielded the limestone from erosion

007skaty Fit the carved stones together to discover how ancient Andean architects built without mortar.
Ancient stone: Göbekli Tepe is about 6,000 years older than the Stonehenge monument in England.
What type of stone makes up the bulk of the Great Pyramid of Giza's inner structure?
In which modern country is the ancient archaeological site of Göbekli Tepe located?
Which metal alloy did the builders of Tiwanaku pour into stone grooves to lock their masonry together?
Near which high-altitude South American lake is the ancient site of Tiwanaku located?
Which chemical element in the Delhi iron pillar's composition prevents it from rusting?
