Chris' list: Coolest new roller coasters

More than 300 million people visit amusement parks annually, so chances are you might be headed to one the summer! Here's a list of some of the coolest new coasters, courtesy of thecoastercritic.com:

• Gatekeeper in Sandusky, Ohio narrowly slides by buildings and gates

• In Wisconsin Dells, Hades 360 takes riders through an 800 foot tunnel

• Full Throttle in Valencia, California takes riders around a world-record 160 foot tall loop

• In Branson, Missouri, Outlaw Run has the world's steepest drop for a wooden coaster at 162 feet

• The Iron Rattler in San Antonio reaches a top speed of 70 miles an hour and is complete with a barrel roll inversion