Here is the full list of all 21 AER - Memories of Old (EU) trophies - there are 14 silver, 6 gold and 1 platinum.
Explore the Land of Gods.
Complete the game.
Complete the The Monastery.
Find the Ancient Llamba.
Discover all areas of the map.
Speak to all of the spirit animals.
Find the bones of an old beast.
Find the dwellings of the rift cult.
Find the ancient battlefield.
Find the statue of the crane.
Find Erin when she's gone.
Complete the The Archives.
Find the chiseled stone map.
Find the giant birdshrine.
Complete the Eventide Sanctuary.
Find the Crab Island.
Step into the well.
Find the statue of the deer.
Get some Lambaby love.
Find the statue of the fox.
Escape the collapsing cave.