The Opera House and a ferry seen at Circular Quay in Sydney, NSW

The Opera House and a ferry seen at Circular Quay in Sydney, NSW in January 2020

Ferries on the water at Circular Quay in Sydney, NSW

Ferries on the water at Circular Quay in Sydney, NSW in January 2020

The Carnival Splendor cruise ship at Circular Quay in Sydney, NSW

The Carnival Splendor cruise ship at Circular Quay in Sydney, NSW in January 2020

A ship at Lakes Entrance, Victoria

A ship at Lakes Entrance, Victoria in January 2019

A wooden ship in Corryong, Victoria

A wooden ship in Corryong, Victoria, in September 2018

A beautiful diving boat, the Pawara, in Khao Lak, Thailand

A beautiful diving boat, the Pawara, in Khao Lak, Thailand in May 2016

A container ship in the harbour in Fukuoka, Japan

A container ship in the harbour in Fukuoka, Japan in March 2015

A ferry at Kagoshima, Japan

A ferry at Kagoshima, Japan in March 2015

HMAS Perth in Jervis Bay, NSW

HMAS Perth in Jervis Bay, NSW in September 2013

Ships in Singapore harbour

Ships in Singapore harbour in February 2014

Ships on the Bosphorus in Istanbul, Turkey

Ferries on the Bosphorus in Istanbul, Turkey in January 2014

A ferry in Istanbul, Turkey

A ferry in Istanbul, Turkey in January 2014

HMAS Perth in Jervis Bay, NSW

HMAS Perth in Jervis Bay, NSW in September 2013

The Seto inland sea seen from Takamatsu, Japan

The Seto inland sea seen from Takamatsu, Japan in March 2015

Barges at Koh Si Chang, Thailand

Barges at Koh Si Chang, Thailand in February 2014

A floating platform in the ocean off Koh Si Chang, Thailand

A floating platform for unloading cargo from a ship to barges in the ocean off Koh Si Chang, Thailand in February 2014

A ferry in Istanbul Turkey

A ferry in Istanbul Turkey in January 2014

Ferries in Istanbul Turkey

 Ferries in Istanbul Turkey in January 2014

A car ferry in Istanbul Turkey

A car ferry in Istanbul Turkey in January 2014

Barges at Sri Racha, Thailand

Barges at Sri Racha, Thailand in February 2014