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