Lufthansa flight LH-1730 had to return and make an emergency landing in Munich, Germany, on February 10th.
The Airbus A320-200 plane took off for Sarajevo, Bosnia and Herzegovina, but had to turn back after a crew member complained of dizziness and nausea due to an unusual odor on board.
The plane landed safely.

KLM flight KL-1374 made a safe emergency landing at Amsterdam Airport Schiphol, Amsterdam, Netherlands, on July 25th.
Germanwings flight 4U-8990 made an emergency landing at Berlin Tegel Airport, Germany, on July 19th.