Switzerland

Switzerland was an alpine nation in central Europe.

History
In 1777, a Swiss village disappeared in an apparent avalanche. The inhabitants were taken away to be experimented on by the inhabitants of a dark planet. They all died. (DWAN: The Dark Planet)

In 1816, Mary Shelley conceived the idea for her novel Frankenstein at Lord Byron's summer lodge on Lake Geneva. (DWBIT: The Creative Spark, BFA: The Company of Friends)

Nyssa was accidentally transported to the Swiss Alps in 1963, at the time the Spillagers had nearly broken down the dimensional barriers to invade Earth. (BFA: Winter for the Adept)

The Keller Machine was first used in Switzerland before being brought to England. (DW: The Mind of Evil)

At some point, Swiss scientists created an artificial black hole in space. (SJA: Invasion of the Bane)

By 2009, CERN's Large Hadron Collider opened a dimensional portal, releasing a neutron eater on Earth. (BBCR: Lost Souls)