Reviewed · KILLING FIELDS AND WAR MUSEUM TOURS
Siem Reap Guided Tour & Hero RATs at APOPO Visitor Center
The star of this Siem Reap tour is not a temple. It is the African Giant Pouched Rat, a surprisingly capable animal trained to detect landmines and unexploded ordnance. At the APOPO Visitor Center, you watch a live demonstration and learn how these HeroRATs help make Cambodia safer.
I like two things here. First, the visit gives Cambodia’s recent past a human purpose, rather than treating it as a list of dates. Second, the half-day route pairs APOPO and the Wat Thmei memorial with royal and cultural sights, so the afternoon has both serious reflection and lighter local color.
The main consideration is pace. Five hours covers five stops, and the two one-hour cultural visits can feel brief if you prefer to linger. The tour also deals with Cambodia’s painful genocide and mine legacy, so it calls for attention and respect, not just quick sightseeing.
The five details that shape this Siem Reap tour

- HeroRAT demonstrations: Watch trained rats detect targets linked to landmines and unexploded ordnance at APOPO.
- A direct look at Cambodia’s past: Wat Thmei provides a solemn place to reflect on the Khmer Rouge period and its victims.
- Private transport: Your group travels by tuk-tuk or car, with hotel pickup and drop-off included.
- More than a memorial visit: The route adds the Royal Residence, Made in Cambodia Market, and Wat Preah Prom Rath.
- A guide-led day: An English-speaking guide explains the sites, with Mr. Sith named in one account as a patient and attentive guide.
- Solid value at $67: Tickets to APOPO and Wat Thmei, transport, bottled water, and guiding are included, but lunch is not.
Why the HeroRATs are the right place to begin

APOPO gives this tour its unusual focus. The Visitor Center explains how African Giant Pouched Rats are trained to find landmines and unexploded ordnance. These animals are not used as a novelty act. Their work connects directly to Cambodia’s long effort to remove the danger left behind by war and conflict.
The format is practical. You receive an educational introduction, then see a rat demonstration up close. The live element matters because it turns a difficult technical subject into something you can understand in minutes. You see the animal respond to training, and the guide can connect that action to real humanitarian work.
I would allow the full one hour and 30 minutes here. This is the longest stop on the route and the part most likely to stay with you. It also suits different ages and interests. Children may focus on the large, clever rats, while adults can pay closer attention to the landmine problem and the work being done to reduce it.
The tone is hopeful without ignoring the danger. You learn about a tool that helps save lives, but you also understand why the work is needed. That balance gives APOPO more weight than a standard animal encounter.
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Wat Thmei puts the past in view

The next major stop is Wat Thmei, also called Wat Thmy, one of Siem Reap’s killing field and genocide memorial sites. It is located just south of the main town area, around 10 to 15 minutes by tuk-tuk or 20 to 30 minutes by bicycle, according to the supplied location details.
This is a place for quiet reflection. The visit helps connect Cambodia’s modern history to the present day, including the country’s recovery and continuing safety work. If you have only seen Angkor’s ancient monuments, Wat Thmei gives you a necessary view of a much more recent chapter.
The planned visit lasts about one hour. That is enough for an introduction and time to look around, but you should not expect a long museum-style program. The value comes from the setting and from having an English-speaking guide to explain the meaning of the memorial.
I would not rush this stop. The route has several places to see, but Wat Thmei is the point where you may want to lower the camera and listen. The subject is painful, and the tour is better suited to people who want context rather than only cheerful sightseeing.
The Royal Residence offers a change of mood

The Royal Residence was built in 1904 during the French protectorate. This Khmer-style villa serves as the official royal residence when the King of Cambodia visits Siem Reap.
The stop lasts about 30 minutes, making it more of an exterior and neighborhood orientation visit than a long palace tour. Do not book this experience expecting broad access to royal interiors. The useful part is seeing how Cambodia’s royal past and present fit into the modern city.
After Wat Thmei, the change in tone is welcome. You move from remembrance to architecture and civic life. The residence also helps break up the route before the market and riverside temple stops.
Because this is the shortest scheduled stop, listen carefully when the guide gives background. If you enjoy architecture, you may wish the timing were longer. If you prefer a well-paced half-day, the brief visit keeps the tour moving.
Made in Cambodia Market keeps the shopping local

The Made in Cambodia Market sits on Oum Khun Street in central Siem Reap. It is an artisan market focused on locally made goods, with purchases intended to support Cambodian makers.
The scheduled visit lasts one hour. That gives you enough time to browse at a sensible pace without turning the tour into a forced shopping stop. You can look at the workmanship, ask questions, and decide if something feels worth carrying home.
I like this part because it adds a useful everyday side to the day. APOPO and Wat Thmei explain national problems and recovery. The market shows creative work and local enterprise in a more relaxed setting.
Still, shopping preferences vary. If you dislike markets, this hour may be the least essential section of the route. If you want a meaningful souvenir, it is more useful than a generic souvenir stall because the focus is on Cambodian-made products.
The tour does not include lunch, so plan around that fact. The market visit is not presented as a meal stop, and you should not assume food is covered in the $67 price.
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Wat Preah Prom Rath closes the route by the river

Wat Preah Prom Rath is a Khmer-style Buddhist temple on Pokambor Avenue beside the Siem Reap River. It is a short walk from Pub Street and the Old Market, making it easy to continue exploring after the tour if your drop-off is nearby.
The planned visit lasts one hour. Compared with Wat Thmei, this is a more traditional religious and architectural stop. It gives you time to see a working temple setting and to take in Khmer design without the pressure of an Angkor-size complex.
This final stop also rounds out the tour well. You begin with a modern humanitarian mission, confront the country’s recent trauma, see a royal residence, browse local craftwork, and finish at a Buddhist temple in the center of town.
The route is not built around grand temple ruins, so it should not replace an Angkor Wat day. Its strength is the range of subjects packed into a short period. You get a sharper sense of Siem Reap as a living city, not only as a base for ancient monuments.
What the private format changes

This is a private activity, so only your own group participates. That makes the schedule easier to manage than a large coach tour. You can ask questions about APOPO, spend a little longer at Wat Thmei, or move on when you have seen enough at the market.
Transport is by tuk-tuk or car, with pickup and drop-off at your hotel. A tuk-tuk gives you more open-air contact with the city and makes short local transfers part of the experience. A car may feel easier if you prefer more shelter, though the supplied information does not guarantee which vehicle you will receive.
The English-speaking guide is an important part of the value. The attraction at APOPO is educational, and Wat Thmei benefits from careful explanation. One account identifies Mr. Sith as a patient guide who waited for the group, while the provider contact is Chhun. Guide assignments can vary, so treat those names as examples rather than a promise.
Bottled water is included. That is a small detail, but useful in Siem Reap’s heat. Lunch is not included, and the total route lasts about five hours, so consider your meal timing before pickup.
Is $67 a fair price?

At $67 per person, the tour is not the cheapest way to see central Siem Reap. It includes private transport, hotel pickup and drop-off, an English-speaking guide, admission to APOPO, admission to Wat Thmei, and bottled water. Those inclusions make the price easier to justify, particularly for a small group that wants a planned route.
The value comes from the combination. You are not paying only for a rat demonstration or only for a memorial visit. You are paying for transport between five stops and for help making sense of subjects that can be difficult to understand on your own.
The price is less compelling if you already have transport, prefer self-guided visits, or plan to spend all day at Angkor. The tour is also not a food experience, and lunch will cost extra.
For a private half-day with a serious educational focus, I consider $67 reasonable. You get the strongest value if you want context and convenience, not if you only want quick photographs.
Who should book this experience?

I would recommend it to you if you want to understand Cambodia beyond its ancient temples. It suits history enthusiasts, first-time visitors seeking a modern view of the country, families curious about the HeroRATs, and anyone interested in humanitarian work.
It is also a good choice after an Angkor day. One account describes visiting APOPO after Angkor Wat, and the contrast makes sense: after monumental stone temples, you see a current project that helps protect Cambodian communities.
You should think twice if your main goal is a relaxed shopping morning, a full royal palace visit, or a long temple session. The route has a firm five-hour structure and several stops. Its strength is variety, not depth at every location.
Prepare for the emotional weight of Wat Thmei. The tour presents Cambodia’s suffering alongside its recovery, but the memorial is not light sightseeing. Approach it with patience and respect.
Booking and cancellation details
Confirmation is provided at booking, and the tour is available to most participants. It is near public transportation, though pickup and drop-off are already included.
You can cancel for a full refund if you do so at least 24 hours before the local start time. Cancellations or changes made within 24 hours are not refunded or accepted.
Should you book the Siem Reap HeroRAT tour?
Book it if you want a compact, guided look at Cambodia’s recent past, humanitarian work, local crafts, and religious life. The APOPO demonstration is the clear hook, but Wat Thmei gives the tour its emotional purpose, while the final three stops keep the day grounded in present-day Siem Reap.
Skip it if you want nothing but Angkor temples or prefer to set your own pace. For everyone else, this is a thoughtful five-hour add-on with unusual subject matter, useful transport, and a stronger sense of place than a standard city loop.
FAQ
How long does the Siem Reap Guided Tour and HeroRATs experience last?
The tour lasts approximately five hours.
What is included in the tour price?
The price includes tuk-tuk or car transportation, hotel pickup and drop-off, an English-speaking guide, admission to the APOPO Visitor Center, admission to Wat Thmei Killing Field, and bottled water.
Is lunch included?
No. Lunch is not included in the tour price.
Is the tour private?
Yes. Only your group participates in this private activity.
Which places does the tour visit?
The route includes the APOPO Visitor Center, Wat Thmei, the Royal Residence, Made in Cambodia Market, and Wat Preah Prom Rath.
Will I see a HeroRAT demonstration?
Yes. The APOPO visit includes an educational experience showing how African Giant Pouched Rats are trained to detect landmines and unexploded ordnance.
Is hotel pickup available?
Yes. Hotel pickup and drop-off are included.
What is the cancellation policy?
You can receive a full refund if you cancel at least 24 hours before the experience start time. Cancellations or changes made less than 24 hours before the start time are not refunded or accepted.
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