Mystical Celtic forest in autumn, with ancient ruins, fog, a winding stream, and deer grazing in the clearing.

The swirling colors of a distant gas giant planet.

A cavern filled with luminescent glow worms.

"Crystal Cavern": A glittering underground world of colorful crystals and formations.

Medieval castle on a misty cliff, with knights, horses, a bustling courtyard, and a distant dragon silhouette.