Full list of all 19 Monument Valley: Panoramic Edition achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Completed The Observatory
Completed The Descent
Completed The Box
Completed The Rookery
Completed The Labyrinth
Completed The Spire
Completed Water Palace
Completed Hidden Temple
Completed The Garden
Completed Prelude
Completed The Chasm
Completed The Serpent Lake
Completed The Thief
Completed Halcyon Court
Completed The Lost Falls
Completed The Citadel of Deceit
Completed The Oubliette
Completed Nocturne
Completed Ida's Dream