National Geography of Azeroth

The Great Vortex is a massive whirlpool created by the Great Explosion of the Well of Eternity during the invasion of the Burning Legion ten thousand years ago. The tremendous energy from the Well of Eternity makes this vortex roar incessantly, devouring any ships that carelessly approach it. Undermine, also known as the Secret Treasure Island, is located in the Broken Isles...