From Pathfinder Bounty #2: Blood of the Beautiful, which isn't enabled.

Sinkhole

HAZARD 0

ENVIRONMENTAL TRAP

Stealth +8

Description An assortment of leaves and loose dirt cover a sudden drop in elevation.

Disable DC 12 Nature to remove the covering foliage

AC 10

HP 10 (BT 5)

Fall

Trigger A creature walks onto the sinkhole

Effect The triggering creature falls in and takes falling damage (10 bludgeoning damage). That creature can use the Grab an Edge reaction to avoid falling.

Pathfinder Bounty #2: Blood of the BeautifulOGL