He switched on the device but suddenly it disappeared, then the room, the building, the street, the city - all faded away, and he stood in a meadow and squinted in disbelief into the sunshine. "What on earth..?". He heard a noise and turned. The dinosaurs approached slowly, jaws wide open...
This was my entry to 
Proof of count:
I like those miniature pieces. It forces you to condense things extremely.
There is still time for you to participate (and win a Hivepunk)!
Previous super short stories:
The Optimist´s Final Thought (50 words)
Rude Awakening (30 words)