$6.68 Penn-Plax Spongebob Squarepants Officially Licensed Aquarium Ornament – Spongebob’s Pineapple House – Medium
$56.99 REIRQIE Large Fish Tank Decorations, Mountain View Aquarium Ornament Tree House Cave Bridge Fish Tank Decoration
$18.99 PTFJZ Fish Tank Decorations-Hollow Tree Trunk Aquarium Decorations Disney Aquarium Decorations for Betta Hideout Caves Large Aquarium Décor Thematic Ornaments
$16.99 AQUA KT Aquarium Landscape Cobblestone Stacked Stone Rock View Fish Tank Decoration, Pack of 2