The Last Reef: Cities Beneath the Sea
- Sal: 2012
- Welat: Bahamas, Canada, French Polynesia, Mexico, Palau, United States of America
- Genre: Documentary
- Studio: Yes/No Productions, Liquid Pictures, Giant Screen Films
- Keyword: ocean, underwater, reef
- Serek: Luke Cresswell, Steve McNicholas
- Avdan: Jamie Lee