Here is the full list of all 22 Maquette achievements.
Completed The Gardens.
Completed The Maquette.
Completed The Gateways.
Completed The Wedge.
Completed The Escape.
Completed The Spiral.
Completed The Exchange.
Discovered Max, Sandy, Sputnik, Balto, Kitsume, Eggbert, Ms. Mayor, Momo, Rara, Dotsie, Pixel, Daisy, Hudini, Muzik, Luna, Prince, Quincy, Trouble, Jazz, Indie, Bill, Cleo, Khaini, & Pablo.
A leap everyone must take.
Rotated an item for a better fit.
Changed the size of an object to solve a puzzle.
An early exit.
Opened the first of many doors.
Completed the Gardens under 3 minutes.
Completed the Maquette under 4 minutes and 10 seconds.
Completed the Gateways under 4 minutes and 35 seconds.
Completed the Wedge under 9 minutes and 50 seconds.
Completed the Escape under 4 minutes and 20 seconds.
Completed the Spiral under 6 minutes 40 seconds.
Completed the Exchange under 5 minutes and 25 seconds.
Entered the Arch Tower on your first try.
Completed Maquette.