"Look for a low stone wall with....uuuhh....bubbles or crystals on the ground." - a localA low stone wall makes the borders of the land. Large bowl-like colored walls take up an area in the north-west corner, there are these blue crystals that stick out of the ground surrounded by bare patches of earth and grass between the patches. On the far side is a building with its steps leading into the area. The building has a sign tacked to it, "Crystal Roots, no food or ale just rest."
Circular dome, 20 feet across. They can be different colors on the outside however on the inside it is transparent. Each crystal must be activated by the owner to cast the spell Leomund's Tiny Hut. The owner rents out these 'huts' as inn rooms.