For now... Walls, people, structures, etc. will inhibit it going around them. Plan on not more than 5 to 10 feet past any corner/intersection. The conditions/material will determine exactly how far. This can be an "unknown" or even just variable for Aneirin. Spells are not perfect.<br/><br/>(https://elliquiy.com/elluiki/images/0/00/Example4.jpg)