Aquarium & Terrarium Decor Cave | Fish Tank Hide | Terrarium Pet Shelter | Atlantis Catacombs

Transform your aquarium or terrarium into a mystical, hidden sanctuary with the Aquarium & Terrarium Decor Cave STL File. Inspired by the lost city of Atlantis and ancient catacombs, this 3D printable design creates a natural-looking refuge for your aquatic and terrestrial pets. Bury it under gravel for a seamless blend into the environment, with its entrance peeking out to offer a safe, cozy hideout.

Perfect for axolotl, shrimp, plecos, cichlids and other fish, as well as terrarium reptiles like geckos, snakes, lizards or even spiders.

Key Features:
⭐ 3D Printable File – Digital STL format, instantly available for and printing.
⭐ Atlantis-Inspired Design – A unique catacomb style cave that blends beautifully into aquariums and terrariums.
⭐ Natural Hideout – Provides a secure and stress-free retreat for fish, shrimp, reptiles, and other small pets.
⭐ Customizable Size – Easily scale the model in your slicer to fit any tank or enclosure.
⭐ Aquarium & Terrarium Safe – Print with PETG or PLA for a non-toxic, pet-friendly habitat addition. PETG recommended for Aquarium use, PLA will work for Terrariums.
⭐ Functional & Aesthetic – Enhances your setup while offering essential hiding and breeding spaces.
⭐ Beginner-Friendly Printing – Comes with basic print recommendations for best results.

🛠️ Why Choose the Atlantis Catacomb Style Cave?
This 3D Printable Aquarium & Terrarium Decor Cave is crafted to mimic natural rock formations while serving as a functional hideout. Whether your pet needs a place to retreat, play or simply explore, this cave adds both beauty and purpose to your setup. Its realistic structure encourages natural behaviors, making it an ideal addition to aquascapes, reptile enclosures and themed tank designs.

🎯 Perfect For:
🐠 Aquarium enthusiasts & fishkeepers
🦐 Shrimp breeders & nano tank lovers
🦎 Reptile & Amphibian owners
🐍 Snake Enthusiasts
🌿 Terrarium keepers & exotic pet enthusiasts
🏞️ Aquascaping & natural-themed setups

Usage :
⚠️ Personal Use Only: This design is for personal use only. You may print and use the design in your own aquarium or terrarium, but you cannot sell, distribute, or share the file.
⚠️ No Resale: Redistribution, resale, or sharing of the digital file, or any physical products created from it, in any form (online or offline), is prohibited.
⚠️ No Commercial Use: The design is not to be used for commercial purposes. This means you cannot print the design in bulk and sell the physical products created from it.
⚠️ No Modification for Resale: You may not modify or alter the design to create products for resale or commercial use.

✨ Create a natural retreat for your pets today!
the Atlantis Aquarium & Terrarium Decor Cave STL File now and bring a unique, functional and aesthetic element to your aquarium or terrarium setup!
👉 Like what you see? Follow my profile for more nature-inspired 3D models!

Recommended Printing Settings for 3D-Printed Caves & Accessories

For Caves:

Top/Bottom Layers: 3 layers
Wall Mount: 2 layers
Infill: 5% (can be increased for added weight or durability, but this is the minimum)
Wall Thickness: 3 layers
For Tools and Gadgets:

Top/Bottom Layers: 4 layers
Wall Thickness: 3 layers
For Betta Caves:

Layer Height: 0.16 mm
Top/Bottom Layers: 4 layers
Wall Thickness: 3 layers
Orientation & s:

Please check slicer screenshots for optimal orientation and settings.
If you have any questions or need further clarifications, feel free to me. I'll be happy to assist!