Kanarra Creek Slot Canyon in Kanarraville, Utah. Kanarra Creek runs through a slot canyon just outside the border of Zion National Park. The canyon isn't as extensive as the famous Narrows in Zion, but it’s far less crowded.
The Pit is an incredible dive site in Tulum Mexico. A fresh water sinkhole with unlimited visibility a hydrogen sulfide layer (aka the cloud) and an island of debris (with its own tree which you can see in the picture) says photographer Tom St George.
These people were in Pompeii when Mount Vesuvius erupted. The eruption released tons of pumice, a light volcanic rock. It completely buried the town and the people. Under the pumice, the bodies were preserved. -- That's creepy