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