The time that would take someone to walk this long depends a number of factors such as the pace, height, weight, age and fitness, as well as the course terrain and surface type. They all influence how fast or slow you can go.
Back in 2013, Jennifer and Jonathan Cobb, along with their three children, made the 4,000 miles journey in honor of their daughter Julia Cobb.
The walk took 320 days. For 10 months between August 2014 and June 2015, they walked an average of 20 to 25 miles every day to get from California to Florida, sleeping at hotels at night. - TODAY.com
Another great story tells about a modest man who walked 4,000 miles to freedom… all the way from a Siberian prison camp to India.
Witold Glinski escaped across the Gobi desert and through the Himalayas to freedom in India. He trekked through frozen forests, over mountains and across deserts on a journey that took 11 months. - Mirror.co.uk
Of interest, the longest walk around the world was completed by a former neon-sign salesman, Jean Beliveau. He walked 46,600 miles around 64 countries. The trip took him 11 years.
Discover more facts about walking, shared by RandomHistory.com.