Riviera Maya travel guide: from Cancun to Tulum

Understanding the geography
The Riviera Maya covers approximately 80 miles between Cancun and Tulum. The region extends from the south of Cancun near Puerto Morelos to Tulum, ending at Punta Allen within the Sian Ka'an Biosphere Reserve. If you are looking for a central base, Puerto Morelos is located 35 minutes from either Playa del Carmen or Cancun.
Diving and snorkeling the Mesoamerican Reef
You can explore the Mesoamerican Reef, which is the second largest reef system in the world. For those new to diving, discovery scuba dives are priced between $125 and $215 USD, depending on perform one or two dives. If you want a full certification, a PADI Open Water course in Tulum or Cozumel costs between $550 and $638 USD. For a more accessible experience, snorkeling tours in the National Reef Park of Puerto Morelos cost between $40 and $80 USD and include your snorkeling gear.
Exploring cenotes
There are more than 6,000 cenotes in the Yucatan Peninsula. These freshwater sinkholes are classified into three types: open-air, semi-open/semi-cave, and underground (closed). The Riviera Maya is home to Sac Actun, which is the most extensive underground cave system in the world. You can visit several specific sites including Dos Ojos, Gran Cenote, and Casa Cenote, where you can find Pancho the crocodile. Other notable cenotes include Cristal y Escondido, Multum-Ha, and Zaci.
Essential Mayan ruins
The region is home to several impressive archaeological sites, including Tulum and Coba. You can also visit Calakmul or the Muyil Ruins, which are located inside the Sian Ka'an Biosphere Reserve. While not in the Riviera Maya itself, Chichen Itza is accessible as a day trip.
The southern reach
To explore the edge of the region, drive 20 minutes south of Tulum Pueblo. This takes you to the Sian Ka'an Biosphere Reserve, where you can visit the Muyil Ruins and travel toward Punta Allen.
Sources
[S1] https://www.forbestravelguide.com/destinations/riviera-maya-mexico/travel-guide, https://www.forbestravelguide.com/destinations/riviera-maya-mexico/travel-guide [S2] https://www.lonelyplanet.com/destinations/mexico/riviera-maya, https://www.lonelyplanet.com/destinations/mexico/riviera-maya [S3] https://bucketlistbri.com/things-to-do-riviera-maya/, https://bucketlistbri.com/things-to-do-riviera-maya/