In my upcoming trip across Europe I'm planning to visit the following countries: Germany, Austria, Hungary, Romania, Bulgaria and Greece. Are all of them part of the Schengen area?
Most of them are, but not all. Romania and Bulgaria are the two exceptions.
### Instruction: In my upcoming trip across Europe I'm planning to visit the following countries: Germany, Austria, Hungary, Romania, Bulgaria and Greece. Are all of them part of the Schengen area?
### Context: 
### Answer: Most of them are, but not all. Romania and Bulgaria are the two exceptions.</s>