Super Shocking Mega Project: Stunning Aerial View of Yaxi Expressway in SW China I EP18, S1

Описание к видео Super Shocking Mega Project: Stunning Aerial View of Yaxi Expressway in SW China I EP18, S1

The Double Helix Tunnel is the world's longest double helix tunnel, spanning 11.5 kilometers. It is a stunning engineering marvel that winds its way through the mountains of China. Today I will take you on a tour of the Double Helix Tunnel, giving you a close-up look at this incredible feat of engineering. This engineering wonder will blow your mind and you'll be amazed by the ingenuity and hard work that went into its construction.

#doublehelixtunnel #yaxiexpressway #engineeringmarvel #mustsee #mindblowing #sichuanfood #chinatravel #雅西高速 #双螺旋隧道

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