What makes the Great Wall of China so extraordinary - Megan Campisi and Pen-Pen Chen

TED-Ed · 7.1M views · 2015 · 4:30

Open on YouTube

Geology & earth scienceother

Why the open web links it

Explores the history, construction, and significance of the Great Wall of China.

Linked by 12 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including ted.com, mensxp.com, connollycove.com, asiasublime.com, clonburrisns.ie.