Reefwander

Herceg Novi & the Luštica Blue Cave · Montenegro · Cave & cavern · Reef

Poseidon City

A cluster of caves stacked at different depths inside a reef

A complex of underwater caves set at different depths and surrounded by a lot of reef, one of the cave dives run by the Herceg Novi clubs. The caves open at levels from 8 m down to 30 m, and the reef surrounding them is part of the same dive.

Also known as Poseidon’s City, Posejdonov Grad.

Where it is and how deep

Depth profile of Poseidon City: typical dive 8–30 m (26–100 ft) 18 m · Open Water30 m · Advanced40 m · Recreational limit8 m30 mtypical dive
Depths on a shared scale to 40 m (130 ft); dashed lines mark common certification limits.

No published position for this site — the map shows Herceg Novi & the Luštica Blue Cave and its other sites; operators know the mooring.

The dive

The caves of Poseidon City open at different depths, from 8 m at the top of the complex down to 30 m at its base, and the caves are surrounded by a lot of reef.

Marine life and season

The sources we used don't single out particular species here.

Month-by-month season rating for Poseidon City
JanFebMarAprMayJunJulAugSepOctNovDec
FairFairFairFairGoodGoodPrimePrimePrimeGoodFairFair

Season follows Herceg Novi & the Luštica Blue Cave: Boats run all year, but May to October is the main season; winter dives are colder and visibility drops.

Dive videos

Poseidon City - Cavedive Montenegro · Kerasub on YouTube

Sources

  1. Caves - Diving Montenegro — Adriatic Blue Diving Club
  2. Diving in Montenegro - Dive sites — Peoples Diving Club

More dive sites in Herceg Novi & the Luštica Blue Cave

Cave & cavern

A sea cave whose mouth opens at the waterline, roomy enough for snorkellers

7–25 mintermediate

Wreck

A wooden Yugoslav torpedo boat lost off Rose for reasons never explained

30–35 madvanced

Cave & cavern

Shallow grottoes full of lobsters and octopuses

to 18 mbeginner

Wreck

A patrol boat dragged into Zanjic bay after military target practice

to 24 mintermediate

Cave & cavern

Flooded tunnels that once hid the Yugoslav submarine fleet

to 8 mbeginner

Wreck

The biggest wreck in Montenegro, an Austro-Hungarian steamer by Mamula

to 40 madvanced

Similar dives elsewhere

Cave & cavern

Anthony Quinn Bay

Rhodes · Greece

A marine cave to 19 m opening onto a reef that drops past 30 m

to 30 m · max 40 madvanced

Cave & cavern

Big Cave

Kemer & Tekirova · Turkey

Surfacing inside the rock among stalactites and stalagmites

8–30 madvanced

Cave & cavern

Coves de Port Salvi

Costa Brava · Spain

A cave below the Eden Roc hotel, wide enough to swim through

20–25 m · max 30 madvanced

Cave & cavern

Cueva de los Órganos

Costa Blanca · Spain

Barracuda at the cave corner and an open chamber to surface in, off-season

8–30 madvanced