Cave cenote · Tulum
Cenote Sac Actun (Pet Cemetery)
- Type
- Cave cenote
- Area
- Tulum
- Entry fee
- Check at entrance
- Hours
- Daytime, check locally
Cenote Sac Actun is a guided cavern snorkel and dive site north of Tulum, on the same access road as Dos Ojos. Its Pet Cemetery section, named for animal bones found in the cave, is one of the most decorated passages of the Sac Actun system.
Cenote Sac Actun (Pet Cemetery) is one of the best cenotes in Tulum in our guide to cenotes in Mexico.
Key facts about Cenote Sac Actun (Pet Cemetery)
- The Pet Cemetery name comes from ancient animal bones found in the cave.
- Part of the Sac Actun cave system, with dense limestone formations close to the surface.
- Snorkeling here suits confident swimmers; a certified guide is required.
- Tours usually include gear, a guide and transport, with private options available.
Source: Absolute Adventure Mexico, checked October 2026.
What to do at Cenote Sac Actun (Pet Cemetery)
- Guided snorkel
- Cavern diving
Highlights
- Entrance to the world's longest known flooded cave system
- Pet Cemetery passage
- Stalactites and crystal water
How to get to Cenote Sac Actun (Pet Cemetery)
Location: About 22 km north of Tulum off Highway 307, on the Dos Ojos access road.
Drive or take a tour north from Tulum on Highway 307 and turn at the Dos Ojos park road.
Cenote Sac Actun (Pet Cemetery) entrance fee and hours
Entry: we have not found a reliable, current price for Cenote Sac Actun (Pet Cemetery) yet. Ask at the Tulum entrance and bring cash in pesos.
Hours: Cenote Sac Actun (Pet Cemetery) is a cave cenote, so midday light is best; confirm opening hours locally.
How far is Cenote Sac Actun (Pet Cemetery)?
Approximate driving times to the Tulum cenote area (car, normal traffic):
- Tulum town to Cenote Sac Actun (Pet Cemetery): 10–30 min
- Playa del Carmen to Cenote Sac Actun (Pet Cemetery): 45 min
- Cancún to Cenote Sac Actun (Pet Cemetery): 1 h 45 min
- Valladolid to Cenote Sac Actun (Pet Cemetery): 1 h 30 min
- Mérida to Cenote Sac Actun (Pet Cemetery): 3 h 30 min
Plan your visit to Cenote Sac Actun (Pet Cemetery)
- Time needed: about 1–1.5 hours at the cenote, more if you combine it with nearby cenotes.
- Best time to go: Around midday if the roof has openings that create light beams; otherwise any time, ideally early before tour groups arrive.
- Packing: see what to bring to a cenote.
Is Cenote Sac Actun (Pet Cemetery) worth visiting?
Yes, if you are looking for guided cave snorkeling, cavern diving. At Cenote Sac Actun (Pet Cemetery) you can do: guided snorkel, cavern diving.
Tips and rules for visiting
- Expect a 3 to 5 hour tour including transport from Tulum or Playa del Carmen.
- Bring a rash guard: cave water feels cool after an hour.
- Combine with Dos Ojos, on the same access road.
- Visits are guided only.
- No sunscreen in the water.
Nearby cenotes
See all the best cenotes in TulumLearn more: Sac Actun underwater cave system, Stalactites and stalagmites in cenotes
Cenote Sac Actun (Pet Cemetery) FAQs
Why is it called Pet Cemetery?
Because ancient animal bones were found in the cave.
Can you visit Sac Actun without a guide?
No, visits are guided only.
Is Sac Actun snorkeling good for beginners?
It suits confident swimmers; guides provide life jackets and lights.
How long is the Sac Actun cave system?
It is among the longest flooded caves known, at over 300 km of mapped passages (reported).
Is Pet Cemetery the same as Sac Actun?
Pet Cemetery is a cenote section within the Sac Actun cave system; tours often use both names.