- Montaña Santa Elena
- 787-893-3385, 787-893-5520, 787-893-8140FX
- Rt 53 Yabucoa PR
- A tunnel under construction located along Rt 53. It will eventually include two tunnels and seven short bridges (the Santa Elena tunnel is 1.06Km long). There will also be a rest stop and lookout point at the west end of the Santa Elena tunnel.