It's warm, with old furnishings, the windows are open, and there are books on the table beside a cooling glass of iced tea.
Maple trees, brightly colored trees, leaves falling.
Abandoned, barely visible, but wide.
It's a huge expanse of blue sea, a beach.
made of old Venetian glass
The key is miniature antique, it unlocks a small box, or perhaps a drawer in a table.