Air travel: how has it changed since 9/11?

Posted: 1:00 AM EDT Sep 10, 2013

Flying now is a lot different than it was before Sept.11. Not only did the government and airlines introduce a rash of new policies right after the attacks, but subsequent attack attempts and economic downturns altered flying too. Find out more about these changes, tips for getting through security and what is allowed on an airplane.

 
 
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17 trips that can change your life

Paris, Eiffel Tower

Thierry Chesnot/Getty Images

With Tuesday marking World Tourism Day, here are 17 travel experiences suggested by CNN that can give a new perspective on life, a fresh appreciation for the planet or just a chance to join in a giant celebration that lifts the spirits.

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