Directions:

Turku, Finland (known historically as Åbo) was the city where Gadolin discovered yttrium. Major sites in the city are:
Port of Turku, Linnankatu 90 - N60 26.15 E22 13.26.
Castle, Turin linna - N60 26.14 E22 13.65.
Railway station, Ratapihankatu - N60 27.40 E22 15.76.
Turku Cathedral (Tuomiokirkko) - N60 27.15 E22 16.66.
Gadolin plaques, at his previous home, Kaskenkatu 6A - N60 26.808 E22 16.37.