Which of these terms describes a sentimentality for a period or place with happy personal associations?

Listening to music that was popular when I was young is very nostalgic and can bring back happy memories but can also be melancholic.

Nostalgia. Ain't what it used to be.

Tina, Smells can be very evocative too, e.g. the smell of a fresh Christmas tree.

how about questions about all religions not just Christian, include atheism.