For many, the arrival of summer causes eager anticipation of trips to the amusement park. And roller coasters, the staple of the theme park experience, provide the most thrill and excitement. Modern roller coasters are the product centuries of innovation, and have a long history that predates the amusement park.In the 1820s, roller coasters were designed not for amusement, but for helping workers remove coal from a mine in Pennsylvania.The first roller coaster in the United States  opened on June 16, 1884, at Coney Island in Brooklyn, N.Y. It sped along at 6 miles per hour, and cost passengers a nickel per ride. Let’s see some most thrilling and higher roller coasters around the world.

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