Are these sentences all ok?
This is the first time I've seen the place.
I'm seeing this place now for the first time.

This is the first time I've seen it.
I'm seeing it now for the first time.

Question

Are these sentences all ok?
This is the first time I've seen the place. 
I'm seeing this place now for the first time.

This is the first time I've seen it. 
I'm seeing it now for the first time.

Answer

They're both fine.
They're not exactly the same, though, but I think you knew that already.

Answer

All correct.

I'm seeing this place now for the first time. : The "now" can be omitted as the general idea can be conveyed without it

Answer

Good!