Colorado is a western state in the Rocky Mountains region of the United States of America.Colorado is nicknamed the “Centennial State” because it was admitted to the Union as the 38th state in 1876, the centennial year of the United States Declaration of Independence.The people of Colorado are known for being extremely laid-back. Coloradans can be described as “cultured cowboys”, both rugged and classy. Denver offers the hustle and bustle of a quickly growing city, however escape to the wilderness is less than an hour and a half away. City planners have also been careful to leave ample room for parks, greenways, and natural scenery throughout the city. There is even a kayaking course on the Platte River in the middle of downtown!Colorado is split down the middle north to south by the Rocky Mountains. To the east is a region of high prairie, dry and wide open. To the west are rugged mountains arranged in various groups or ranges.All major airlines fly into Denver International Airport as it is the major hub for the region, and in fact the ninth busiest airport in the world.Amtrakruns the California Zephyr from Emeryville to Chicago, stopping in Denver, Winter Park, Grandby, Glenwood Springs, and Grand Junction.