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From the Great Wall to the US interstate system: The most expensive megaprojects ever

Lovemoney Logo By Daniel Coughlin of Lovemoney | Slide 1 of 31: The human race has been making its mark on the planet since time immemorial, embarking on ever more ambitious, and expensive, constructions. The costliest run into tens and even hundreds of billions of dollars, and range from spectacular new cities to immense road and rail networks. Take a look at the 30 most pricey megaprojects of all time, adjusted for inflation into today's money, and get ready for your jaw to drop.

Humanity's costliest construction endeavors

The human race has been making its mark on the planet since time immemorial, embarking on ever more ambitious, and expensive, constructions. The costliest run into tens and even hundreds of billions of dollars, and range from spectacular new cities to immense road and rail networks.

Click ahead for look at the 30 most pricey megaprojects of all time, adjusted for inflation into today's money, and get ready for your jaw to drop.

© Aphotostory/Shutterstock

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