A protective moulding over a door or window that allows rain to drip away from the structure.
Stalactites and stalagmites collectively.
A water filter in which impurities are removed by running water through a porous stone.
A covered entrance to a building, whether taken from the interior, and forming a sort of vestibule within the main wall, or projecting without and with a separate roof. A porch often has chair(s), table(s) and swings.
A portico; a covered walk.
The platform outside the external hatch of a spacecraft.