Danny Forster takes you inside some of the most head-scratching builds in the world

Test your knowledge of innovative buildings to build a bridge

Find out when you can watch Extreme Engineering series 2 by taking a look at our TV listings

Can you make the right decisions about planning, materials, labour and construction to create a landmark skyscraper?

Test your knowledge here

In Depth

Learn all about mechanical solutions to practical problems, from big builds to dynamite demolition in our guide to Machines and Engineering