25 moments
Birth in Bangkok
· Bangkok, Siam
Vajiravudh, later King Rama VI of Siam, was born in Bangkok.
Recovery on Ko Sichang
· Ko Sichang, Chonburi, Siam
As a child suffering a severe illness, Vajiravudh was taken to Ko Sichang to recover. The source supplies only the year.
Sent to Britain for military study
· Great Britain

Wikimedia Commons · Public domain · file Chulalongkorn sent Vajiravudh and Prince Abhakara Kiartivongse to Britain to study military science. The source specifies late 1893 and Britain, but not a settlement; coordinates are a representative point for Great Britain.
Royal Military College education
· Royal Military College Sandhurst, Camberley, England, United Kingdom

Wikimedia Commons · Public domain · file Vajiravudh began his education at the Royal Military College, Sandhurst, during his British training.
Studies at Ascot
· Ascot, Berkshire, England, United Kingdom

Wikimedia Commons · Public domain · file After becoming crown prince, Vajiravudh continued his studies at Ascot under Sir Basil Thomson. The preceding sentence dates this circumstance to January 1895; the source does not give a more precise Ascot date.
Durham Light Infantry exercises
· Southern England, United Kingdom

Wikimedia Commons · Public domain · file Following graduation, Vajiravudh served as a captain in the Durham Light Infantry during three months of exercises in southern England. The precise exercise location and months are not specified; coordinates are a representative point for southern England.
Studies at Christ Church
· Christ Church, Oxford, England, United Kingdom

Wikimedia Commons · Public domain · file Vajiravudh studied law and history at Christ Church, Oxford, and belonged to the Bullingdon Club.
Visit to Berlin
· Berlin, German Empire
While living in England, Vajiravudh made a visit to Berlin.
Alfonso XIII enthronement
· Madrid, Kingdom of Spain

Wikimedia Commons · Public domain · file Vajiravudh attended the enthronement ceremonies of King Alfonso XIII in Madrid.
Visit to Copenhagen
· Copenhagen, Kingdom of Denmark
Vajiravudh visited Copenhagen during his European travel while resident in Britain.
Northern archaeological tour: Kamphaeng Phet
· Kamphaeng Phet, Siam
As crown prince, Vajiravudh visited northern Siam on an archaeological and historical tour that included Kamphaeng Phet. The journey ran from 4 January to 9 March 1907; the schema does not permit a date range.
Northern archaeological tour: Phitsanulok
· Phitsanulok, Siam
As crown prince, Vajiravudh visited Phitsanulok during his northern tour. The journey ran from 4 January to 9 March 1907; the schema does not permit a date range.
Northern archaeological tour: Sawankhalok
· Sawankhalok, Siam
As crown prince, Vajiravudh visited Sawankhalok during his northern tour of historically important Siamese cities. The journey ran from 4 January to 9 March 1907; the schema does not permit a date range.
Northern archaeological tour: Sukhothai
· Sukhothai, Siam
As crown prince, Vajiravudh visited Sukhothai during his northern tour and later published an account of the excursion. The journey ran from 4 January to 9 March 1907; the schema does not permit a date range.
Railway opening at Phitsanulok
· Phitsanulok, Siam
As crown prince, Vajiravudh went to Phitsanulok to preside over the opening of a railway toward Sukhothai. The source supplies only the year.
Military inspection at Phitsanulok
· Phitsanulok, Siam
Following the Palace Revolt, Vajiravudh traveled north to visit the 7th Army Division at Phitsanulok and observed its soldiers' training and units.
Army maneuvers at Ratchaburi
· Ratchaburi, Siam

Wikimedia Commons · Public domain · file Vajiravudh took part in army maneuvers at Ratchaburi, staying with the soldiers for four days to observe the exercise. The source supplies only the year.
Southern railway inspection
· Southern provinces, Siam

Wikimedia Commons · Public domain · file Vajiravudh personally visited the southern provinces to oversee railway construction, demonstrating direct involvement in the southern rail extension. The source does not identify particular provinces or stops; coordinates are a representative point in southern Thailand.
Dusit Thani civic experiment
· Dusit Palace, Bangkok, Siam

Wikimedia Commons · Public domain · file Vajiravudh participated as a citizen in Dusit Thani, his miniature city and experiment in democratic institutions near Dusit Palace. Coordinates identify Dusit Palace, beside the documented original site of the miniature city.
Summer residence at Chao Samran
· Chao Samran Beach, Phetchaburi, Siam

Wikimedia Commons · Creative Commons Attribution-Share Alike 4.0 International · file Vajiravudh began a pattern of annual summer stays at the palace on Chao Samran Beach, partly for his health. The source documents recurring annual summer stays from 1918 through 1923; this card records the first supported year. Coordinates represent Chao Samran Beach.
Meeting at Phaya Thai Palace
· Phaya Thai Palace, Bangkok, Siam
At his theatre in Phaya Thai Palace, Vajiravudh met Princess Varnvimol; they later became engaged.
State visit to the Federated Malay States
· Federated Malay States

Wikimedia Commons · Public domain; Creative Commons Public Domain Mark 1.0 · file Vajiravudh made a state visit to the Federated Malay States, accompanied by Suvadhana. The source does not specify stops; coordinates are a representative point in the former Federated Malay States, at Kuala Lumpur.
Summer stay at Mrigadayavan Palace
· Mrigadayavan Palace, Cha-am, Phetchaburi, Siam

Wikimedia Commons · Creative Commons Attribution-Share Alike 4.0 International · file Vajiravudh made his first visit to Mrigadayavan Palace in Cha-am and stayed for three months during the summer. The source gives the summer season but not exact arrival and departure dates.
Final summer stay at Mrigadayavan Palace
· Mrigadayavan Palace, Cha-am, Phetchaburi, Siam

Wikimedia Commons · Creative Commons Attribution-Share Alike 3.0 Unported · file Vajiravudh returned to Mrigadayavan Palace for a second summer stay lasting two months before his death later that year. The source gives the summer season but not exact arrival and departure dates.
Death in Bangkok
· Bangkok, Siam

Wikimedia Commons · Public domain · file Vajiravudh died in Bangkok after a reign of fifteen years as King Rama VI.