FlattestRoute.com is the ultimate tool to find the ELEVATION for any trip. You can use this to discover alternate routes that might be flatter if you want to avoid mountains. Look for the flattest route if you're trying to avoid steep hills or dangerous curves at high altitude. Use this site next time you're asking yourself "What's the flattest route for my trip?"
We regularly update the site, so if you find any errors, feel free to contact us anytime with feedback.