Here is the full list of all 27 Hotel: A Resort Simulator achievements.
Create your first character
Create your first accommodation
Serve your first dish
Check-in a guest for the first time
Build your first facility
Drive your first guest
Hire your first employee
Fix your first activity
Change music for the first time
Personalize a room for the first time
Jump in the swimming pool
Officiate a wedding for the first time
Teach aerobics for the first time
Build 10 different activites
Build 20 accommodation
Personalize your car for the first time
Upgrade a building for the first time
Give your first massage
Earn 100,000$
Generate 100 bookings in total
Reach 5 stars resort quality
Get 5 heart feedback from guest
Reach 30 Days
Get gold in all scenarios
Have background music in a laundry room
Purchase a limousine
Purchase 50 decoration items