Irish Wolfhound is largest dog breed in the world. It is found in Ireland and is also considered the tallest dog breed in the world.
The biggest truck in the world is fast becoming the biggest vehicle in the robotics world. Computer scientists from Carnegie Mellon University.
Burj Khalifa known as Burj Dubai prior to its inauguration, is a skyscraper in Dubai, United Arab Emirates, and is currently the tallest structure ever built, at 828 m.