Jeb and Blake ponder Atlantis and "healing holes" in the waters off the coast of Bimini. (Weirdly this is almost literally true as Blake ended up actually in Bimini just a week before this ep released. More on that soon.)

Links for Shownotes:

Roby Yonge on "The Beatles Paul is Dead"

Neptune Memorial Reef

"Psychic" Irene Hughes

Bimini Wall

Edgar Cayce

Beachrock

The Healing Hole

More on the crystal ball from 2010 (Cayce related)

Nimoy Fashion Alert:

Other interesting images from the episode:

Hemingway's Healing Hole:

Robey Yong and Irene Hughes re-enact their experiences.

Doc Raymond Brown and his crystal ball

Marcel Vogel and some crystals - he was also in S01E01 on talking plants.