The left bottom corner of the grandfather clock on the right side of the page.
On the clock
I Spy Spooky Mansion was created in 1999.
I Spy Spooky Mansion happened in 1999.
I Spy Spooky Mansion Deluxe happened in 2005.
I Spy Spooky Mansion Deluxe was created on 2005-03-02.
Behind the bookcase.
left side
On the picture frame
It is the photo gallery
It is on the door on top of the knock sign
on the floor between the toilet and stand.
On the ceiling. Look all around!