Sigismund's Column, originally erected in 1644, is located at Castle Square, Warsaw, Poland and is one of Warsaw's most famous landmarks as well as the first secular monument in the form of a column in modern history. The column and statue commemorate King Sigismund III Vasa, who in 1596 had moved Poland's capital from Kraków to Warsaw.

Castle Square is a historic square in front of the Royal Castle – the former official residence of Polish monarchs – located in Warsaw, Poland. It is a popular meeting place for tourists and locals. The square, of somewhat triangular shape, features the landmark Sigismund's Column to the south-west, and is surrounded by historic townhouses. It marks the beginning of the bustling Royal Route extending to the south.