The ten most ambitious mega-projects currently under development around the world, featuring: Dubai World Central Airport (United Arab Emirates); Songdo International Business District (South Korea); Tokyo-Osaka Maglev Train (Japan); Masdar City (United Arab Emirates); The Grand Canal (Nicaragua); N...

The United Arab Emirates is planning an enormous colony on Mars, but first they are building the biggest Mars simulator right here on earth.

FROM its early days as a small fishing village at the start of the 20th Century, Dubai has transformed into a truly global city. From the vast Palm Jumeirah formed on land reclaimed from the Arabian Gulf, to the 7-star Burj Al-Arab hotel and the mega-tall Burj Khalifa – the emirate is now synonymous