Fun Fact!
In the video game "Half-Life," a "resonance cascade" at a research facility opens a portal to an alien dimension called Xen.
Image Details
Coloring page of three male hikers in a rocky desert valley looking at a tall monolith with an alien face, with mountains and clouds in the background.
Coloring Tips
- 1 Shade the monolith: light gray on the left, darker gray on the right to show a shadow.
- 2 Speckle the ground with small dots of tan and brown to make bumpy pebbles.
- 3 Color each backpack a different bright color so the explorers stand out.
- 4 Blend sky blue into white for soft clouds and add a warm yellow glow near the mountains.
Suggested Colors
Sky Blue
Desert Sand
Charcoal Gray
Lime Green
Sunny Yellow
