Aboard the Crystal Serenity cruise ship

A Florida widow has been on a permanent cruise aboard the Crystal Serenity for more than seven years. The cost: 164,000 per year.

Here is a look inside the luxury cruise ship.

In port in Sydney, Australia

The cruise liner "Crystal Serenity" sits berthed at Sydney's historic Rocks area, February 17, 2005.

The ship can accommodate more than 1,070 passengers and has more than 650 crew members.

In port in Sydney, Australia

The cruise liner "Crystal Serenity" dwarfs an inner harbor tourist boat in Feb. 2005.

"Vertical walls of greenery"

The cruise ship boasts of a $17 million redesign including a chef's herb garden as part of "vertical wall of greenery."

Retail shopping

Part of the redesign included renovating the retail shops such as the Christian Dior flagship store.

Retail shopping

A jewelry store is also on board.

Casino

Passengers can aim for high stakes as the ship cruises the high seas.

Golf clinics

Golf clinics (and rentals) can be booked on board.

Trident Grill

A retractable roof covers a courtyard cafe.

Penthouses

The living room of the 1,345 square-foot penthouses leads to a media room/den.

Penthouse verandah

The penthouses also include verandahs with sea views from the dining table or chaise lounges each includes.

Penthouse master bath

The penthouse's master bath includes Italian marble mosaics, heated floors, walk-in shower with a heated bench, a television embedded in the vanity mirror and spa flotation tub overlooking the ocean.

Penthouse suites

The penthouse suites boast contemporary designs.

Portugal

The luxury ship Crystal Serenity in the waters off of Lisbon, Portugal.