SM64. It was very open and non-linear.
SMG was basically a straight line. It reminded me of SMB3. But it isn't supposed to. SMB3 is not a collecting game while SMG is. You are supposed to have open worlds to collect everything.
Kimi wa ne tashika ni ano toki watashi no soba ni ita
Itsudatte itsudatte itsudatte
Sugu yoko de waratteita
Nakushitemo torimodosu kimi wo
I will never leave you