A cenote is a natural sinkhole filled with groundwater. This one, Cenote Ik Kil in Mexico's Yucatan Peninsula, is about 90 feet below ground level — and the water itself is around 130 feet deep.

While popular spots like Cenote Ik Kil attract many tourists and can be expensive, many cenotes remain an accessible and ...

Ik Kil can sometimes feels more like a theme park than a natural wonder. It’s included in many Chichén Itzá tours, leading to ...