Exposición Universal de Barcelona
1888 CE.
Shown on the map at 41.389°, 2.187°.
The 1888 Barcelona Universal Exposition (in Catalan: Exposició Universal de Barcelona and Exposición Universal de Barcelona in Spanish) was Spain's first International World's Fair and ran from 8 April to 9 December 1888. The second one in Barcelona was held in 1929.
Text from the Wikipedia article 1888 Barcelona Universal Exposition, licensed CC BY-SA 4.0.