Each of the Houses represents one of the four classical elements: fire, earth, air and water.
In Lord of the Rings, Rivendell was tired. It was really dying.
In The Hobbit, Rivendell is in full swing. More richness in the colors, more detail, more depth and full of life. — Dan Hennah, Production designer
Oh, he’s beautiful! And look, he’s your age!
Then something Tookish woke up inside him, and he wished to go and see the great mountains, and hear the pine-trees and the waterfalls, and explore the caves, and wear a sword instead of a walking-stick.