| Probably the swallows were nesting in the cenote although the nests were inaccessible to view. |
| The floor of this cenote is near the watertable but not below it. |
| A cenote is a big cave filled with pure water, icicles, bats, fishes and long submarine caves. |
| The great Mayan cities were all built around cenote and the Maya regarded them as sacred. |
| A cenote, or sink-hole, is created when the roof of one of these vast caverns collapses. |
| Several of the natural waterholes or cenote within the area of the settlement became sacred places into which offerings were regularly deposited. |
