Here is the full list of all 27 Simmiland achievements.
have mankind create a church
get 10+ population
build a log cabin in the woods
create a berry bush
have farms, an animal pen and a farmhouse
a type of divine intervention
inspect a swamp herb to have mankind realize medication
create a civilization of at least 6+ pop with an IQ lower than 70
create a volcano
create an oil reservoir
have mankind create a smelting furnace near lava
create enough metal/glass/oil drums/batteries for an industrial revolution
have mankind learn about conductive electricity the hard way
build modern homes and cars
create the town center
build the sky tower
have an oven and a cooking pot
50% of eaten food was processed
mankind flew to space
have mankind build villages on 3 different islands
get an IQ over 200
humans surviving in sub-zero temperatures
you shouldn't eat that...
found all types of food
found all non edible resources
humankind beat the plague
humankind beat you and crossed the spacetime dimension