'No wonder it's so long--it was built over 2 millennia across northern China & southern Mongolia'
the Great Wall of China
IN PLAIN SIGHT: No wonder its so long--it was built over 2 millennia across northern China & southern Mongolia
No wonder it's so long--it was built over 2 millennia across northern China & southern Mongolia
No wonder it's so long--it was built over 2 millennia across northern China & southern Mongolia
IN PLAIN SIGHT
the Great Wall of China
IN PLAIN SIGHT