In this episode Sam and James discuss the rules for movement and travel in D&D. You can find an explanation of this rule in the Player's Basic Rules D&D PDF on pages 63 and 64 or in the Player’s Handbook on pages 181 and 182.

Relevant Links:

D&D 5e Basic PDF: http://dnd.wizards.com/articles/features/basicrules

James’ blog: http://www.worldbuilderblog.me

Sam’s blog: http://www.rpgmusings.com

Play on Target Podcast: playontarget.com