33 moments
Birth in Bangkok
· Bangkok, Siam (now Thailand)
Prajadhipok, later Rama VII, was born in Bangkok, then the capital of Siam. Coordinates represent central Bangkok because the cited source does not identify a birth building.
Study at Eton College
· Eton College, Eton, Berkshire, England, United Kingdom
As a prince, Prajadhipok arrived at Eton College for a two-year period of study and boarding. Eton College’s collection catalog dates his arrival to 1908; the English Wikipedia article gives 1906.
Royal Horse Artillery service at Aldershot
· Aldershot Camp, Aldershot, Hampshire, England, United Kingdom
During his British Army period, Prince Prajadhipok was documented at Aldershot Camp observing aircraft. Coordinates represent Aldershot Camp/Garrison.
Marriage at Sukhothai Palace
· Sukhothai Palace, Bangkok, Siam (now Thailand)

Wikimedia Commons · Public domain · file Prince Prajadhipok married Rambai Barni at Sukhothai Palace, their Bangkok residence.
Official visit to Chiang Mai
· Chiang Mai, Siam (now Thailand)

Wikimedia Commons · Public domain · file King Prajadhipok made an official visit to Chiang Mai; the visit included receptions organized by Lanna court figures. Coordinates represent central Chiang Mai; the cited text does not identify a venue.
Royal visit to Pattani
· Pattani, Siam (now Thailand)
During a royal visit to Pattani, Prajadhipok directed and filmed The Magic Ring with members of his court. Coordinates represent Pattani city; the production site is not specified.
Visit to Borobudur
· Borobudur, Magelang Regency, Central Java, Dutch East Indies (now Indonesia)
Prajadhipok visited the Borobudur Buddhist monument during his official journey through Singapore, Java, and Bali.
Arrival in Saigon
· Saigon, Cochinchina, French Indochina (now Ho Chi Minh City, Vietnam)

Wikimedia Commons · Public domain · file Prajadhipok and his entourage arrived in Saigon on a royal yacht for a major visit to French Indochina. Coordinates represent central historic Saigon.
Departure for Pacific journey
· Grand Palace river pier, Bangkok, Siam (now Thailand)
Prajadhipok began his 1931 Pacific and North American journey by boarding the royal yacht Maha Chakri at Bangkok. Coordinates represent the Grand Palace riverfront; the source calls the location the palace's pier.
Arrival in Hong Kong
· The Peninsula Hong Kong, Tsim Sha Tsui, Hong Kong
During the outward Pacific journey, Prajadhipok arrived in Hong Kong, toured the city, and lunched at the Peninsula Hotel.
Shanghai waterfront visit
· Shanghai, China
Prajadhipok’s ship docked in Shanghai, where he was welcomed by local dignitaries and explored the city by boat. Coordinates represent central Shanghai; the landing site is not specified.
Visit to Kōtoku-in
· Kōtoku-in, Kamakura, Kanagawa, Japan
Prajadhipok visited the Daibutsu at Kōtoku-in in Kamakura and planted a pine tree during the visit.
Canadian Pacific train at Vancouver
· Vancouver, British Columbia, Canada
Prajadhipok and Queen Rambai Barni were documented on the Canadian Pacific train at Vancouver during their transcontinental journey. Coordinates represent central Vancouver; the specific rail terminal is not identified.
Press interviews at Ophir Hall
· Ophir Hall, Purchase, New York, United States
While recovering in New York State, Prajadhipok gave interviews to American newspapers at Ophir Hall. Coordinates represent Purchase, near the former Ophir Hall estate.
Meeting President Hoover in Washington
· White House, Washington, District of Columbia, United States
Prajadhipok travelled to Washington, met President Herbert Hoover, and attended a White House state banquet. The source also records a meeting that day at the Larz Anderson residence before the White House banquet.
Honorary degree at Pan American Union Building
· Pan American Union Building, Washington, District of Columbia, United States
George Washington University awarded Prajadhipok an honorary Doctor of Laws at the Pan American Union Building.
Royal visit to White Plains
· White Plains, New York, United States
White Plains marked Prajadhipok’s visit by presenting him with a ceremonial golden key. Coordinates represent central White Plains; the presentation venue is not specified.
Public audience at New York City Hall
· New York City Hall, New York, New York, United States
Prajadhipok and Queen Rambai Barni arrived in New York City and were received at City Hall by Mayor James J. Walker and city officials.
Visit to Mayor’s Grove
· Mayor’s Grove, Beacon Hill Park, Victoria, British Columbia, Canada
At the conclusion of his Canadian tour, Prajadhipok joined Queen Rambai Barni in planting an Oregon white oak in Victoria’s Beacon Hill Park.
Honolulu stopover
· Honolulu, Territory of Hawaii, United States
On the return Pacific voyage, Prajadhipok and Queen Rambai Barni arrived in Honolulu, toured the town, visited Waikiki Beach, and dined with Princess Kawanakoa. Coordinates represent central Honolulu.
Return to Bangkok from world journey
· Bangkok, Siam (now Thailand)
Prajadhipok and Queen Rambai Barni returned to Bangkok, ending their 1931 journey through Japan, Canada, and the United States. Coordinates represent central Bangkok; the arrival point is not specified.
At Klai Kangwon Palace during revolution
· Klai Kangwon Palace, Hua Hin, Siam (now Thailand)
When the Siamese Revolution began, Prajadhipok was staying at Klai Kangwon Palace in Hua Hin.
Return to Bangkok after the coup
· Bangkok, Siam (now Thailand)
Prajadhipok returned to Bangkok and received the People’s Party coup plotters in a royal audience. The audience venue is not identified in the cited text.
Refuge in Songkhla during Boworadet Rebellion
· Songkhla, Siam (now Thailand)
During the Boworadet Rebellion, Prajadhipok and Queen Rambai Barni withdrew to Songkhla in southern Siam. The source dates the rebellion to October 1933 but does not give an arrival day in Songkhla.
Return from Songkhla to Bangkok
· Bangkok, Siam (now Thailand)

Wikimedia Commons · Public domain · file After about six weeks in Songkhla, Prajadhipok and Queen Rambai Barni returned to Bangkok to open parliament the following day.
Meeting at Berlin Tempelhof Airport
· Berlin Tempelhof Airport, Berlin, Germany

Wikimedia Commons · Creative Commons Attribution 2.5 Generic · file Prajadhipok was photographed with Adolf Hitler at Berlin Tempelhof Airport during his European tour. The cited image caption supplies only the year.
Return visit to Eton College
· Eton College, Eton, Berkshire, England, United Kingdom
Prajadhipok returned to his former school and inspected the completed King of Siam’s Garden. The source supplies the year but not a day or month.
Visit to Carlsberg Brewery
· Carlsberg Brewery, Copenhagen, Denmark
During his European tour, Prajadhipok visited the Carlsberg brewery in Copenhagen. Coordinates represent the historic Carlsberg brewery district.
Abdication at Knowle House
· Knowle House, Cranleigh, Surrey, England, United Kingdom
Prajadhipok sent his instrument of abdication from Knowle House near Cranleigh after negotiations with the Siamese government. Coordinates represent Cranleigh because the exact historic house coordinate is not established by the cited source.
Residence at Compton House
· Compton House, Wentworth, Virginia Water, Surrey, England, United Kingdom
After several moves in Surrey and Kent following abdication, Prajadhipok and Queen Rambai Barni moved to Compton House in Wentworth, Virginia Water. Coordinates represent Wentworth/Virginia Water; the precise historic house location is not supplied in the cited text.
Stay at Lake Vyrnwy Hotel
· Lake Vyrnwy Hotel, Llanwddyn, Powys, Wales, United Kingdom
After leaving Devon during the wartime moves, Prajadhipok stayed at Lake Vyrnwy Hotel in Powys, where he suffered a heart attack.
Wartime move to Devon
· Devon, England, United Kingdom
Because of Luftwaffe bombing, Prajadhipok and Queen Rambai Barni temporarily moved from Surrey to a small house in Devon. The source gives only the county, so coordinates are a representative point for Devon.
Death at Compton House
· Compton House, Wentworth, Virginia Water, Surrey, England, United Kingdom
Prajadhipok returned to Compton House and died there of heart failure after years in exile in England. Coordinates represent Wentworth/Virginia Water; the cited text identifies Compton House but does not provide its exact coordinate.