Phnom Penh: Killing Fields & S21 Prison Museum Tour

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Free cancellationTravelers' pick

1/8

Duration4h 15m

GroupUp to 20

LanguagesEN

PickupAt your hotel

Two Sites That Changed Cambodia's History, Explained by Someone Who Knows Them

You visit two central sites of the Cambodian genocide: the Choeung Ek Killing Fields south of the city, where 20,000 were executed, and Tuol Sleng S21 Museum, the former prison where thousands were tortured. A professional English-speaking guide explains the history at each location, and hotel pickup and air-conditioned transport mean you don't navigate the logistics yourself. Plan for a full morning and afternoon.

4h 15m

Step-by-step itinerary

Visit Killing Fields and Genocide Museum

Pick up from hotel center
Drive to Choeung Ek Killing Fields
Explore Choeung Ek Genocide Center
Return to Phnom Penh
Visit Tuol Sleng Genocide Museum
Return to hotel or guesthouse

The Experience

You're not going to want to do this tour on a whim. It's heavy, and it should be. A professional English-speaking guide picks you up from your hotel and drives south toward Choeung Ek Genocide Center, about 15 kilometers outside Phnom Penh. The site itself was once an orchard and a Chinese cemetery before the Khmer Rouge, under Pol Pot's leadership, turned it into what became known as the killing fields. Around 20,000 people were executed there over three years as part of a larger genocide that killed 2.5 million across Cambodia. The guide walks you through the grounds, explains what happened in each section, and you stand in front of the actual memorial stupa—a structure built from the remains found on the site. It's not a comfortable experience, but it's necessary.

After Choeung Ek, you return to Phnom Penh to visit Tuol Sleng Genocide Museum, also called S21. The name means "hill of the poisonous trees," and Pol Pot converted a former high school into a high-security prison where 20,000 people were imprisoned, interrogated, and tortured for information. The classrooms still have the metal bed frames where prisoners were chained, photographs of victims on the walls, and detailed records of the interrogations. Your guide contextualizes what you're seeing—which rooms held which prisoners, how the system worked, what happened after. It's methodical and deliberate in a way that makes the scale of it harder to ignore.

The tour runs about six to seven hours total, including the drive time between sites and time spent at each location. You get hotel pickup and drop-off, an air-conditioned vehicle, your guide, and cold water throughout the day. The guide is the real asset here—someone who can answer questions and provide the historical framework that turns two buildings into something you actually understand. This isn't a sightseeing tour; it's an education, and it's structured so you're not rushing between stops.

What’s included

Your day includes hotel pickup and drop-off in Phnom Penh, transport in a clean, air-conditioned vehicle with a professional English-speaking guide, entry to both Choeung Ek Genocide Center and Tuol Sleng S21 Museum, and cold water throughout the tour.

Good to know

Easy physical levelPublic transport nearbyNot for back problems

Operated by Cambodia green tour and transport

Is this one for you?This tour is for anyone who wants to understand this period of Cambodian history with proper context and without arranging transport and entry separately—the guide's knowledge is what transforms two difficult sites into a coherent, educational experience rather than a rushed visit.