| 🇩🇪🏞️ Berlin River |
| 🚂🌊 Big River |
| 🌊✨ Bioluminescent River |
| 🌊🌧️ Bitcoin River |
| 🌊🏞️ Black River |
| 🌊 Blue River |
| 🍇🌊 Blueberry River |
| 🌊🧋 Boba River |
| 🏞️ Bog River |
| 🏞️🌊 Bog-river |
| 🧱🥕🌊 Brick River |
| 🏞️ Broken River |
| 🌊🦕 Bronto-River |
| 🏞️ Brown River |
| 🛶🏞️ Buffalo River |
| 🔥 Burning River |