Over rough terrain, the average walking speed can drop to 2.5 miles per hour. Climbing and descending hills can significantly slow down a walker. For example, walking 10 miles over flat terrain is estimated to take the average person 4 hours.
Trivia. 1  Mumbo's real first name is Oli. 2  He's really into cars. 3  His Instagram is @officialmumbo.  He has a bengal cat named 1  Benji. Everytime he does something dumb, he calls himself a moron or a spoon.  He used to use an excess of stone 1  bricks. The YouTube account was originally a collaboration between him, Mumbo, and his friend, Jumbo.
Definition of mumbo jumbo. 1  1 : an object of superstitious homage and fear. 2  2a : a complicated often ritualistic observance with elaborate trappingsb : complicated activity or language usually intended to obscure and confuse. 3  3 : unnecessarily involved and incomprehensible language : gibberish.