The Titan

KJE Tiny Homes, California

Indoor dog house with sliding door

Paddock Paradise

Acorn Tiny Homes, Canada

Cat litter box and pass through

Mobi 06 Sage

Mobi House, Poland

Cat house in the cabinet

Cavin

Movable Roots, Florida

Litter box with outside vent

Gallaway

Modern Tiny Living, Ohio

Loft bedroom with a catwalk

Casey's Tiny House

MitchCraft Tiny Homes, Colorado

Cat tree and a dedicated door

Doodle

Movable Roots, Florida

Dog house with exterior entry