Did you know? · Warsaw
Warsaw fun facts
Things you might not know about Warsaw. Every fact comes from an official or primary source, named alongside it.
Updated October 2026
The EU’s tallest building
The Varso Tower is the tallest building in the European Union, at 310 metres with its spire, and its Highline Warsaw deck, on the 53rd floor at about 230 metres, is the highest observation deck in the EU (Warsaw Tourism Office).
Chopin’s heart
An urn holding Fryderyk Chopin’s heart is set into one of the pillars of the Holy Cross Church on Krakowskie Przedmieście (Warsaw Tourism Office).
Two Nobel Prizes
Maria Skłodowska-Curie, born in Warsaw, discovered polonium and radium; she is the only woman to receive the Nobel Prize twice, and the only laureate honoured in two natural sciences, physics and chemistry (Warsaw Tourism Office).
A cake named after a road
One story says the wuzetka, Warsaw’s chocolate-and-cream cake, takes its name from the W-Z (East-West) route that runs beneath the Old Town (Warsaw Tourism Office).
A quarter green
Almost a quarter of Warsaw is green, and it is one of the few capitals with a primeval forest growing at its edge, in the Kampinos National Park (Warsaw Tourism Office).
A rebuilt World Heritage site
The Old Town, destroyed in the Second World War, was rebuilt and inscribed on the UNESCO World Heritage List (Warsaw Tourism Office).
Questions and answers
What is the tallest building in Warsaw?
The Varso Tower, at 310 metres with its spire, the tallest in the EU.