These lairs of cuteness are usually decorated in a way suggesting they are aimed at XIX-century girls. Don't let this fool you! They often stock strange materials and oddly shaped objects that will solve your modelling problems
Wooden balls from an art&craft hobby store
There is not really much more to it, I just felt it is important to remind fellow hobbyists that such places exist and visiting them will not make you unmannly in any way.
The 2005/8 Chronicles of Narnia movies? rocky hills were shot in real world Sudety mountains on the Poland-Czechia border. That?s understandable as the rocks there are uncannily shaped and surrounded by mystery as subjects of pagan rituals in ancient times, precious stones and gold mining in the middle ages and as secret uranium mines of the Third Reich more recently.