What are the best Unique Experiences in Oaxaca?

The best Unique Experiences in Oaxaca according to Viator travelers are: <br/><ul><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Huatulco/Turtle-Release-Experience-with-Drinks/d4334-75483P29" target="_blank" rel="noopener">Unique Turtle Sanctuary & Sunset Experience</a></li><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Huatulco/Crocs-and-Turtle-Aquarium/d4334-236764P7" target="_blank" rel="noopener nofollow">Croc´s & Turtle Aquarium</a></li><li class="my-2 my-lg-0"><a href="https://avionero.partner.viator.com/tours/Oaxaca-City/Private-Tour-Mixteca-Alta-UNESCO-World-Geopark-World-Heritage/d50491-150178P21" target="_blank" rel="noopener nofollow">Geoparque Yanhuitlán, UNESCO World Heritage Site, Teposcolula, Yucunama</a></li></ul>