Previous trips
| Date | Leader | Destination |
| 14 January 2012 | Mrs. Eileen Deeley | A day in Phetchaburi Province with Siam Society |
2011 |
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| 3 December 2011 | Khun Kanitha Kasina-Ubol | A Long Weekend in Trang province with the Siam Society |
| 25 November 2011 | Mr. Euayporn Kerdchouay | A visit to the northernmost province in Thailand |
| 13 November 2011 | Khun Ekkarin Latthasaksiri | A day in Chon Buri: A visit to temples and island of Ko Sichang |
| 20 October 2011 | Mr. Peter Laverick | Exploring Sabah, Malaysian Borneo |
| 30 September 2011 | Khun Kanitha Kasina-Ubol | A visit to Old Phuket and witnessing part of the Annual Vegetarian Festival |
| 29 September 2011 | Mrs. Bilaibhan Sampatisiri | A Cultural Trip to The Republic of Croatia |
| 11 September 2011 | Khun Ekkarin Latthasaksiri | A day in Chachoengsao Province |
| 4 September 2011 | Mr. Euayporn Kerdchouay | A visit to archaeological sites, museums and sites of interest in Prachinburi province |
| 28 August 2011 | Dr. Weerachai Nanakorn and Mr. Thawatchai Wongprasert | FOREST AND MOUNTAIN ESCAPE : A Sunday visit to two caves and one Botanical Garden of Ratchaburi province |
| 12 August 2011 | Mrs. Eileen Deeley | A visit to Traditional Lanna Art and Architecture in Lamphun, Lampang and Nan Provinces |
| 12 July 2011 | Mr. Euayporn Kerdchouay | A VISIT TO HISTORICAL SITES AND MUSEUMS IN MYANMAR (Yangon, Mandalay, Mingun and Bagan) |
| 24 June 2011 | Khun Somlak Charoenpot | The Historical Parks of Thailand: A visit to Kamphaeng Phet, Sukhothai and Si Satchanalai Historical Parks |
| 4 June 2011 | Khun Sudara Sujachaya | A Visit to Kadeecheen Neighborhood |
| 2 June 2011 | H.E. Dr. Jorge Torres Pereira | SPECIAL GUIDED TOUR OF THE PORTUGUESE EXHIBITION AT NATIONAL MUSEUM BANGKOK |
| 27 April 2011 | Mrs. Eileen Deeley | TO THE SILK ROAD |
| 21 April 2011 | Mrs. Bilaibhan Sampatisiri | A Cultural Tour of the Kingdom of Bhutan |
| 2 April 2011 | Khun Jane Puranananda | A VISIT TO PHRA RACHA WANG DERM |
| 25 March 2011 | Dr. Weerachai Nanakorn and Mr. Thawatchai Wongprasert | A long weekend at Doi Chiang Dao, Chiang Mai province |
| 13 March 2011 | Khun Somlak Charoenpot | The Historical Parks of Thailand: A visit to Muang Sing Historical Park and other ancient sites in Kanchanaburi province |
| 5 March 2011 | Mr. John J. Toomey | Artisanship and Aesthetic of Japan and Thailand a special guided tour of the current exhibit |
| 23 February 2011 | Khun Kanitha Kasina-Ubol | 3 DAYS AND 3 NIGHTS IN TARUTAO MARINE NATIONAL PARK |
| 18 February 2011 | Khun Ekkarin Latthasaksiri | A LONG WEEKEND IN PHITSANULOK, UTTARADIT AND PHRAE PROVINCES |
| 12 February 2011 | Khun Somlak Charoenpot | The Historical Parks of Thailand: A VISIT TO SI THEP HISTORICAL PARK |
| 3 February 2011 | Dr. Weerachai Nanakorn and Mr. Thawatchai Wongprasert | 3 days at Phu Luang Wildlife Sanctuary in Loei Province |
| 25 January 2011 | Mr. Euayporn Kerdchouay | 6 days in Cambodia: A visit to some remarkable masterpieces of architecture and statuary remains of Pre-Angkor Period, the Classical Angkor Period and Post-Angkor Period |
| 23 January 2011 | Khun Ruth Gerson | A Day visit to Ratchaburi province |
2010 |
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| 19 December 2010 | Khun Jane Puranananda | A Day visit to the Jim Thompson Farm |
| 3 December 2010 | Khun James Lehman | A visit to the Northern Highlands and the Western Frontier (Mae Hong Son and Tak provinces) |
| 2 December 2010 | Mrs. Bilaibhan Sampatisiri | A Cultural Tour to Syria & Lebanon |
| 27 November 2010 | Khun Somlak Charoenpot | The Historical Parks of Thailand: A visit to Phimai and Phnom Rung Historical Parks and other ancient monuments in the vicinity |
| 20 November 2010 | Khun Ekkarin Latthasaksiri | Loei: Remote countryside and admirable mountain scenery |
| 6 November 2010 | Mr. Peter Laverick | Trekking in Mt. Annapurna Region, Nepal |
| 30 October 2010 | Khun Somlak Charoenpot | A day trip to visit two temples and new museum in Bangkok |
| 17 October 2010 | Mrs. Bilaibhan Sampatisiri | A Cultural Tour of the Kingdom of Bhutan |
| 15 October 2010 | Mr. Euayporn Kerdchouay | A visit to Old Phuket and witnessing part of the Annual Vegetarian Festival |
| 10 October 2010 | A visit to “N.R.P. Sagres” The Portuguese Navy’s Sail Training Ship | |
| 25 September 2010 | Mrs. Bilaibhan Sampatisiri | Study Trip to Queen Savang Vadhana Museum, Srapathum Palace |
| 18 September 2010 | Mrs. Eileen Deeley | Fujian Tulou Tour |
| 4 September 2010 | Mr. Euayporn Kerdchouay | A weekend in Kanchanaburi province: A visit to museums, historical sites, Khmer ruins and Three Pagodas Pass |
| 22 August 2010 | Khun Somlak Charoenpot | Ancient Splendours: Three seldom-visited temples in Thonburi |
| 14 August 2010 | Dr. Edward Van Roy | A Riverfront Walk Through Bangkok's Historic Chinatown |
| 30 July 2010 | Khun Kanitha Kasina-Ubol | A visit to Khao Sam Roi Yot National Park and unspoilt beaches in Prachuab Kiri Khan and Chum Phon provinces |
| 23 July 2010 | Mr. Euayporn Kerdchouay | A visit to Plain of Jars and Luang Prabang, Lao PDR |
| 17 July 2010 | Khun Ekkarin Latthasaksiri | A visit to three temples in Bangkok |
| 27 June 2010 | Mr. Euayporn Kerdchouay | Central Pursuits: A day in Ayutthaya, Ang Thong and Sing Buri provinces |
| 5 June 2010 | Khun Ekkarin Latthasaksiri | A day in Chon Buri : A visit to temples and island of Ko Sichang |
| 12 May 2010 | Mrs. Bilaibhan Sampatisiri and Madame Maria da Piedade de Faria e Maya | A visit to Portugal |
| 8 May 2010 | Khun Somlak Charoenpot | A day in Samut Prakan Province with Siam Society |
| 1 May 2010 | Mr. Euayporn Kerdchouay | A Study Trip to Nepal: A Visit to the Old Cities of Kathmandu Valley |
| 24 April 2010 | Khun Somlak Charoenpot | A Visit to Museums and Historical Sites in Nakhon Pathom, U Thong and Suphan Buri |
| 6 March 2010 | Mr. Euayporn Kerdchouay | A weekend in Chanthaburi Province |
| 21 February 2010 | Mr. John J. Toomey and Mr. Lee, UkHyung | JAPANESE AND KOREAN WAYS OF TEA Two Paths to Beauty and Enlightenment in the Heart of Zen An Afternoon Excursion to the Kei-An (Kr. Hei-Am) Tea House and Garden in Patumthani |
| 19 February 2010 | Khun Kanitha Kasina-Ubol | 3 days and 3 nights in Tarutao Marine National Park |
| 22 January 2010 | Mr. Thawatchai Wongprasert | A long weekend at Doi Mon Lan, Phrao district, Chiang Mai |
2009 |
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| 20 December 2009 | Mr. Thawatchai Wongprasert | A Sunday Hike in Chalerm Rattanakosin National Park |
| 18 December 2009 | Mrs. Bilaibhan Sampatisiri | Study Trip to Queen Savang Vadhana Museum, Srapathum Palace |
| 7 November 2009 | Mr. Peter Laverick | Trekking in the Haa region of Bhutan |
| 7 November 2009 | Mrs. Bilaibhan Sampatisiri | Study Trip to learn Thai rural life: Pai Talad with Khun Bilaibhan Sampatisiri at Bang Nokkwaek, Samut Songkhram province |
| 15 October 2009 | Mrs. Bilaibhan Sampatisiri | A Cultural Tour of the Kingdom of Spain |
| 4 October 2009 | Khun Ruth Gerson | A visit to Nakhon Si Thammarat and Surat Thani Provinces and attend the Chak Phra Festival in Surat Thani |
| 3 October 2009 | Mr. John J. Toomey | Dvaravati art a special guided tour of the current Dvaravati exhibit |
| 16 September 2009 | Mr. Euayporn Kerdchouay | A visit to ancient cultural sites of Sri Lanka |
| 23 August 2009 | Mr. Thawatchai Wongprasert | Forest and Mountain Escape Sunday Hike in Forest and Visit the Botanical Garden of Saraburi Province |
| 16 August 2009 | Mr. Euayporn Kerdchouay | A visit to Suan Pakkad Palace and three temples in Bangkok |
| 18 July 2009 | Mrs. Bilaibhan Sampatisiri | A weekend with Khun Bilaibhan Sampatisiri in Ratchaburi, Phetchaburi and Samut Songkhram Provinces |
| 4 July 2009 | Mr. Euayporn Kerdchouay | A visit to historical sites and museums in Myanmar (Yangon, Mandalay, Mingun and Bagan) |
| 26 June 2009 | Dr. Weerachai Nanakorn | A hike at Doi Khun Tan National Park |
| 20 June 2009 | Mrs. Eileen Deeley | A weekend in Prachinburi and Saraburi Provinces |
| 29 May 2009 | Khun Kanitha Kasina-Ubol | Trip to little-known and unspoilt beaches and a visit to Khao Sam Roi Yot National Park in Prachuab Khiri Khan Province |
| 16 May 2009 | Professor Michael Smithies and Mr. Euayporn Kerdchouay | A visit to sites of interest in Khorat region: prehistoric and early Khmer sites, old temples and crafts |
| 1 May 2009 | Mrs. Bilaibhan Sampatisiri | A cultural tour of the Kingdom of Bhutan |
| 1 May 2009 | Ms. Linda S. McIntosh | Phuthai textiles and Northeast Thai temple architecture |
| 29 April 2009 | M.R. Chakrarot Chitrabongs | Open house at Ban Plai Nern |
| 22 March 2009 | Khun Somlak Charoenpot | A visit to four museums in Ratchaburi Province |
| 27 February 2009 | Mr. Euayporn Kerdchouay | A weekend in Kamphaeng Phet and Tak Provinces |
| 22 February 2009 | Mrs. Eileen Deeley | A day in Phetchaburi Province |
| 7 February 2009 | Mr. Thawatchai Wongprasert | A long weekend at Doi Mon Lan, Phrao district, Chiang Mai |