There's even a bed in the center to give your felines a cool place ... an indoor/outdoor treehouse, a tunnel fits the bill for a lot of reasons because you can make it work to your cat's personality.

What’s more? You can combine it with the Aivituvin Cat Tunnel for an even more expansive playground! If you’re looking to create a feline paradise, then this spacious outdoor catio from Kitty ...

Got cats? If so, you might want to think about building a cat tunnel to add a bit of adventure ... You can make those look kind of cool. You can also add carpet to it so it's not slippery ...

lives in a 3000-square-foot cat castle in Santa Barbara, and has built 150 feet of catwalks, spiral staircases, tunnels, perches and all manner of cool kitty accessories to accommodate his cat ...

IMAGINE a wonderland built just for cats – lush greenery with shaded trees providing a cool refuge while miniature wooden houses, hanging bridges and tunnels create a perfect playground for felines.