Saudi Arabia is back in the race for the tallest building in the world. Construction on the long-awaited Jeddah Tower (Burj Jeddah) has officially resumed, and once complete, it’s set to rise to at least 1,000 metres — well beyond the height of Dubai’s Burj Khalifa, which currently holds the record at 828 metres. Officially known as the Jeddah Economic Company Tower, the structure has been in the works for over a decade. After years of delays, the project is once again moving forward. The city can already boast 172-meter flagpole — the tallest in the world, — and with Burj...