Here is the full list of all 25 Choice of Alexandria achievements.
Your Colossus survived to modern times.
Berenice survived for as long as you lived.
You wrote an impressive epic.
You married into the Ptolemaic dynasty.
You invented a scroll-copying device.
You saved Archimedes.
Ptolemy IV reached adulthood without becoming insufferable.
You found the Library of Thoth.
Nefertari invited you belowdecks on her vessel.
You discovered the laws of optics.
You became head librarian.
You coached Ptolemy IV to success in the Olympics.
You discovered the size of the Earth.
You invented a fire engine.
You invented doors that appear to open automatically.
You made a functioning Archimedes automaton.
You helped Ptolemy IV sell paintings at the Olympics.
You saved Euclid's life.
You saved Ptolemy III from poison.
Greeks and Egyptians alike can get a free education at the Musaeum.
You invented the steam engine.
You invented germ theory.
You were chosen to advise Nefertari's new empire.
You married Nefertari.
You pull the puppet strings.