You can pick up a furniture there! It's a good painting perfect for one of your castle's room!
Go to the same spot in the image below, and enter the door you'll see, something inside awaits thee.
|Map of Tanglewood Way in the Spellbook (Press M to open the Map section of your Spellbook)|
Explore the place until you see this painting. If you're a furniture collector, you might want to have it. :)
A new blog segment will arrive soon, so stay tuned!
See you around the Spiral!