Here is the full list of all 20 Road Not Taken achievements.
Discovered 200 secrets
Picked up Poop
Completed a career
Rescued 100 children
Married
Earned a gold watch
Discovered 100 secrets
Ate Raccoon Stew
Banned an object
Rescued 30 children
Earned a silver watch
Crafted an angry ghost.
Crafted a fire
Chopped wood
Completed the first mission
Cured someone
Completed 3 careers
Never used teleport in an entire career
Play an entire career without stepping on any spirits
Play an entire career without eating meat of any kind