Areas

A logbook opens one of these. Each has its own relics to excavate, and four of them are a boss arena.

Logbook areas

AreaRelics
Barren Atoll Ezomyte Runestone
Bleached Shoals Overgrown Clam
Craggy Peninsula Kin Totem
Exhumed Ruins Precursor Leyline
Frigid Bluffs Vaal Relic
Grazed Prairie Imprisoned Primal Wisp, Imprisoned Vivid Wisp, Imprisoned Wild Wisp
Lush Isle Karui Idol
Moor of Fallen Skies Runic Henge
Scorched Cay Karui Totem, Sulphite Stalagmite
Sloughed Gully Dormant Burrower
Stagnant Basin

Boss arenas

AreaBoss
Mournful CliffsideVorana, Last to Fall
Obscure IslandOlroth, Origin of the Fall
Secluded TempleUhtred, the Stardrinker
Sprawling JungleMedved, the Fallen Seer

Excavation rooms