D&D Beyond said:You can see and hear the plane you originated from, but everything there looks gray, and you can’t see anything more than 60 feet away.
Yeah, would be awful hard to travel cross country with etherealness. Walk through the castle wall, sure...
Navigate and cross the mountains of doom, 60' at a time? Not so much. (yeah, could follow a road I suppose, or a river, just saying its not as easy as you would think)