The Swiss have a nice custom—ladders to allow cats to enter and exit from upper story apartments and rooms. These photos are from a book, Swiss Cat Ladders, by Brigitte Schuster, focusing on outdoor cat stairways in the city of Berne. To look at more photos, click on the links.
LINKS
Cat ladders: a creative solution for felines in flats in The Guardian.
Quirky Photos Showcase the Ingenuity of Cat Ladders in Switzerland on My Modern Met.
Phil Ebersole's Blog 