Photo: Adrian Grycuk, CC BY-SA 3.0 pl Free historic sites in Warsaw
Photo: Adrian Grycuk, CC BY-SA 3.0 pl 
Photo: Muzeum Historii Żydów Polskich, Public domain POLIN Museum exterior
Free outside, paid inside
Photo: Slawek L, Public domain Krakowskie Przedmieście
Free, always
Photo: Adrian Grycuk, CC BY-SA 3.0 pl Palace of Culture and Science exterior
Free outside, paid inside
Photo: Rhododendrites, CC BY-SA 4.0 Royal Castle Square
Free, always
Photo: Marcin Białek, CC BY-SA 4.0 Warsaw Uprising Monument
Free, always
Photo: Rhododendrites, CC BY-SA 4.0 Nowy Świat
Free, always
Photo: Carlos Delgado, CC BY-SA 3.0 pl Warsaw Barbican
Free, always
Photo: Alina Zienowicz Ala z, Public domain Tomb of the Unknown Soldier
Free, always
Photo: Adrian Grycuk, CC BY-SA 3.0 pl Holy Cross Church
Free, always
Photo: Adrian Grycuk, CC BY-SA 3.0 pl Monument to the Ghetto Heroes
Free, always
Photo: Adrian Grycuk, CC BY-SA 3.0 pl Umschlagplatz
Free, always
Photo: Aw58, CC BY-SA 3.0 pl Powązki Cemetery
Free, always
Photo: Marcelus, CC BY-SA 4.0 St. John’s Archcathedral
Free, alwaysGhetto wall fragment
Free, always
Photo: Chris Olszewski, CC BY-SA 4.0