• Bubble sites
• Fish bowls
• Fish tanks
• Glass houses?
• Glass-walled enclosures
• Locales for swordtails
• Many tanks
• Marine museums
• Places for fish
• Sea-life displays
• Sites for small schools
• Sites with little privacy
• Small school houses?
• Some public exhibits
• Swimming sites
• Tanks
• Tanks for watching
• Tanks of fish
• They hold water
• Water worlds