A Trusted Friend in a Complicated World

Elizabeth Heath is a travel and lifestyle writer based in Italy. Her writing on travel and sustainability appears in national and international publications and she is the author of several guidebooks. For RD.com and sister publication FamilyHandyman.com, she writes about pets (especially dogs!), books, seasonal gift guides, home improvement, and outdoor living.
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How High Do Airplanes Fly, and Why?

If you've ever wondered how high airplanes fly and why they need to maintain cruising altitude, you're in the right place!
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