The examples shown don’t really have to be used inside but most of these were meant for indoor, porch, deck or patio installation.Most fit into a copper rectangular pan but could fit in any large rectangular or square water container.
Palm tree copper fountain with HeronClick to Enlarge
You can Hop around the main pages on my site by clicking pictures below.
Dogwood copper fountainClick to Enlarge
Indoor heron fountain in Breakfast nookClick to Enlarge