The "Paleo" Is for Paleontology. The landscape photography featured in PaleoPix's galleries is largely photos taken while Penny was visiting remote places looking for fossils.
The photo above was taken back in the last century some time when I was working on my Ph.D. research.
The video below explains a bit about what the month of July will entail. The plans are always in flux, but the gist remains the same:
July is for fossils!