Art nouveau railing at the entry of the dressing rooms in the Theater on the Champs Elys?es in Paris, which is famous for being the first theater built in concrete in 1913 w/ art nouveau style often seen on the tube entrances in Paris. photo via Etsy.
Penny Floor - don't know if I would have the patience for a whole floor. but a coffee or patio table would be nice! Also an easier way to do it is to put out the pennies then flatten then by, I don't know, maybe a broom or some thing.