Optical illusion:
Winter has begun
Optical illusion:
Christmas in Groningen
Optical illusion:
Dramatic Dutch sunset
Optical illusion:
Futuristic Groningen architecture
Optical illusion:
"Hello, nice to meet you!"
Optical illusion:
Groninger Museum
Optical illusion:
The butterfly surprise
Optical illusion:
Pipes
Optical illusion:
Futuristic office
Optical illusion:
Sail away!
Optical illusion:
Windows, windows and windows
Optical illusion:
Museum Island
Optical illusion:
Waiting for the stars to appear
Optical illusion:
Flowers of spring
Optical illusion:
The house at the lake
Optical illusion:
Pride
Optical illusion:
Meet our not so silent neighbours...
Optical illusion:
Blue Dragonfly in green
Optical illusion:
Three of a kind
Optical illusion:
Spotted you!
Optical illusion:
Macro up-close: Inside the pink flower
Optical illusion:
The baby hedgehog orphan
Optical illusion:
The lily and the frog
Optical illusion:
Peace on Earth
Optical illusion:
A winter sunrise
Optical illusion:
Cheerful architecture in Groningen
Optical illusion:
This building has legs!
Optical illusion:
In Court
Optical illusion:
Colourful nature
Optical illusion:
A little bit of summer magic
