Exploring Nepal (Part 1)

The Himalaya is the tallest and most rugged mountain range on earth. It is home to the world's highest peak -- Mount Everest. Tourism in the Himalaya is booming each year with thousands of people coming to climb, trek and experience life on the roof of the world. For Greg Aiello, coming to Nepal and climbing these mountains has been at the top of his bucket list for years. But he's about to check it off!