38 moments
Birth at Villa Wittgenstein
· Villa Wittgenstein, Neuwaldegger Straße 38, Neuwaldegg, Vienna, Austria

Wikimedia Commons · Public domain · file Wittgenstein was born at the Wittgenstein family’s villa in Neuwaldegg, then outside Vienna. Coordinates represent the documented street address in Neuwaldegg.
Secondary schooling in Linz
· Imperial and Royal Realschule, Linz, Austria

Wikimedia Commons · Fair use · file He began his three years of formal secondary schooling at the Imperial and Royal Realschule in Linz. Coordinates represent central Linz near the historic Realschule location.
Mechanical-engineering studies
· Technische Hochschule Berlin, Charlottenburg, Berlin, Germany

Wikimedia Commons · Public domain · file Wittgenstein began mechanical-engineering studies at the Technische Hochschule Berlin in Charlottenburg.
Doctoral engineering work
· Victoria University of Manchester, Manchester, England, United Kingdom

Wikimedia Commons · Public domain · file He arrived at the Victoria University of Manchester to pursue aeronautical research and a doctorate. The source gives spring 1908, so year-level precision is used.
Kite research near Glossop
· Kite-Flying Station, near Glossop, Derbyshire, England, United Kingdom

Wikimedia Commons · Public domain · file During his Manchester period, Wittgenstein experimented with upper-atmosphere kites at the meteorological observation site near Glossop. Coordinates represent Glossop; the precise historical kite station location is not specified.
Logic discussions with Frege
· University of Jena, Jena, Germany
Wittgenstein visited Gottlob Frege at the University of Jena to discuss his work on mathematics and logic. The source gives summer 1911; year-level precision is used.
Arrival at Trinity College
· Trinity College, University of Cambridge, Cambridge, England, United Kingdom
Wittgenstein arrived unannounced at Bertrand Russell’s rooms in Trinity College, beginning his Cambridge philosophical career.
Journey to Iceland
· Iceland
Wittgenstein travelled in Iceland with David Pinsent during an intellectually formative period. Coordinates are a representative point for Iceland; the source does not identify a more specific location.
Logic retreat at Øystese
· Øystese, Kvam, Norway
Wittgenstein and David Pinsent arrived at Øystese for a nearly three-week working holiday devoted in part to logic.
Front-line Russian-front posting
· Russian Front, Eastern Europe
During the First World War, Wittgenstein was posted to a fighting unit on the Russian front with the Austrian 7th Army. Coordinates are a representative point for the broad, shifting Russian Front; the source does not identify his exact sector.
Completion of the Tractatus
· Neuwaldegg, Vienna, Austria

Wikimedia Commons · Public domain · file While on military leave, Wittgenstein stayed at a family summer house in Neuwaldegg and completed the Tractatus. Coordinates represent Neuwaldegg rather than the unidentified summer-house parcel.
Capture in Trentino
· Trentino, Italy
After the Austrian defeat, Wittgenstein was captured by Allied forces in Trentino and entered Italian captivity. Coordinates represent Trentino; the source does not give the precise capture site.
Return from captivity
· Vienna, Austria
Wittgenstein returned to his family in Vienna after nine months in an Italian prisoner-of-war camp.
Teacher training
· Lehrerbildungsanstalt, Kundmanngasse, Vienna, Austria
He enrolled at the Lehrerbildungsanstalt in Kundmanngasse to train as an elementary-school teacher. Coordinates represent Kundmanngasse, the street named by the source.
First village teaching post
· Trattenbach, Lower Austria, Austria
Wittgenstein began work as a primary-school teacher in the remote village of Trattenbach.
Brief teaching post at Hassbach
· Hassbach, Lower Austria, Austria
He moved to a secondary school in Hassbach, remaining there for about a month. Coordinates represent Hassbach; the specific school building is not identified.
Schoolteacher in Puchberg
· Puchberg am Schneeberg, Lower Austria, Austria

Wikimedia Commons · Public domain · file Wittgenstein began teaching at another primary school, in Puchberg in the Schneeberg mountains.
Ramsey visit in Puchberg
· Puchberg am Schneeberg, Lower Austria, Austria
Frank Ramsey visited Wittgenstein in Puchberg to discuss corrections to the Tractatus.
Teaching at Otterthal
· Otterthal, Lower Austria, Austria

Wikimedia Commons · Public domain · file Wittgenstein transferred to a school in Otterthal near Trattenbach.
Design work on Haus Wittgenstein
· Haus Wittgenstein, Kundmanngasse, Vienna, Austria

Wikimedia Commons · CC BY 3.0 · file Wittgenstein worked intensively on his sister Margaret’s modernist townhouse in Vienna with Paul Engelmann and other architects. The source gives a 1926–1929 span; year-level precision marks the beginning of his work.
Work at Hütteldorf monastery
· Hütteldorf, Vienna, Austria
After leaving schoolteaching, Wittgenstein again worked as a gardener at the monastery of Hütteldorf. Coordinates represent Hütteldorf; the monastery site is not further identified in the source.
Return to Cambridge
· University of Cambridge, Cambridge, England, United Kingdom

Wikimedia Commons · Public domain · file At the urging of friends including Ramsey, Wittgenstein returned to Cambridge and resumed academic philosophical work.
Ethics lecture
· Cambridge, England, United Kingdom
Wittgenstein delivered a lecture on ethics to the Heretics Society in Cambridge shortly after becoming a Trinity fellow. Coordinates represent central Cambridge; the source does not specify the lecture room.
Norwegian writing retreat
· Skjolden, Luster, Norway

Wikimedia Commons · Public domain · file Wittgenstein lived again in Norway while working on what became Philosophical Investigations. Coordinates represent Skjolden, associated with Wittgenstein's Norwegian house; the quoted source names only Norway.
Visit to Ireland
· Ireland
Wittgenstein travelled to Ireland to visit his friend Maurice O'Connor Drury and considered psychiatric training. Coordinates are a representative point for Ireland; the source does not state a locality.
Dispensary work at Guy's Hospital
· Guy's Hospital, London, England, United Kingdom
During the Second World War, Wittgenstein sought manual work at Guy’s Hospital in London and began work there shortly afterward. The source specifies September 1941 for his request and says he began shortly afterward; year-month precision is retained with this qualification.
Laboratory work in Newcastle
· 28 Brandling Park, Jesmond, Newcastle upon Tyne, England, United Kingdom
Wittgenstein lived at 28 Brandling Park, Jesmond, while working in Newcastle after joining the Royal Victoria Infirmary research group.
Writing leave in Swansea
· Swansea, Wales, United Kingdom
Wittgenstein briefly returned to Cambridge before taking leave to move to Swansea and work on Philosophical Investigations. The source states he returned to Cambridge in February 1944 before moving to Swansea, without giving the move date.
Final return to Cambridge
· University of Cambridge, Cambridge, England, United Kingdom
Wittgenstein returned to Cambridge for the last sustained phase of his university career.
Moral Sciences Club poker meeting
· King's College, University of Cambridge, Cambridge, England, United Kingdom
Wittgenstein attended the celebrated Cambridge Moral Sciences Club meeting with Karl Popper at Richard Braithwaite’s rooms in King's College. The account identifies Wittgenstein as an active participant in the meeting.
Irish writing retreat
· Dublin, Ireland
After resigning his Cambridge professorship, Wittgenstein travelled in Ireland and stayed at Ross's Hotel in Dublin and at a farmhouse in Redcross. The source gives a two-year travel span; this card records the 1947 beginning. Coordinates represent central Dublin because the former hotel address is not supplied.
Jowett Society address
· University of Oxford, Oxford, England, United Kingdom
Wittgenstein addressed a group of Oxford philosophers at the Jowett Society for the first time. Coordinates represent central Oxford; the source identifies the Jowett Society but not a room.
Solitude at Rosroe
· Rosroe, Connemara, County Galway, Ireland
Seeking solitude in Ireland, Wittgenstein moved to a holiday cottage at Rosroe overlooking Killary Harbour in Connemara. Coordinates represent Rosroe on Killary Harbour; the cottage's exact parcel is not specified.
Stay with Norman Malcolm
· Ithaca, New York, United States
Wittgenstein travelled to Ithaca, New York, to stay for several months with Norman Malcolm and his wife. The preceding sentence identifies Ithaca, New York, as the destination of the trip.
Final Vienna visit
· Vienna, Austria
After being diagnosed in London with inoperable prostate cancer, Wittgenstein spent two months in Vienna and visited his dying sister Hermine daily. The source places this stay after his London diagnosis and before his April 1950 return to Cambridge; year-level precision is used.
Last Norwegian journey
· Norway
Wittgenstein went to Norway with Ben Richards during the final year of his life. Coordinates are a representative point for Norway; the source does not identify a locality.
Move to Storey's End
· Storey's End, 76 Storey's Way, Cambridge, England, United Kingdom

Wikimedia Commons · CC BY-SA 3.0 · file Wittgenstein moved into his doctor Edward Bevan’s home at 76 Storey's Way, where he intended to spend his last days outside hospital. Coordinates represent Storey's Way; the available source provides road-level coordinates rather than a house-point coordinate.
Death at Storey's End
· Storey's End, 76 Storey's Way, Cambridge, England, United Kingdom

Wikimedia Commons · Public domain · file Wittgenstein died at Storey's End in Cambridge after completing work on his final manuscripts. The article’s infobox gives his death date as 29 April 1951; the quoted caption directly identifies the place.