Echoes in Stone
Echoes in Stone Level 9
Dwarf Concentrate
Ancestry: Dwarf
Requirements: You are standing on a stone or earthen surface.
You pause a moment to attune your senses to the stone around you. Until the start of your next turn, you gain a new sense: imprecise Tremorsense with a range of 20 feet.
Source: Advanced Player's Guide pg. 42