It’s a tough business being a billionaire during a credit crunch.

Prince Alwaleed of Saudi Arabia has put the prestigious Raffles Hotel in Singapore up for sale for a price tag of up to $450 million, media reported on Thursday

Apparently Prince Alwaleed of Saudi Arabia is down to his last $13bn (£8.7bn), which is something of a pittance when you consider he was worth $21bn last year.

In the market for a Bentley sports car, a Jean Paul Gaultier dress or a cell phone, but don’t feel like dealing with a pesky salesperson?

Literally at the touch of a button, visitors to the Mondrian South Beach can buy those items — as well as more prosaic hotel gift-shop staples like toothbrushes — from a new lobby vending machine called a Semi-Automatic.

Models pose in Gucci dresses before a presentation of the Gucci Spring/ Summer 2009 collection at the Capella Hotel in Singapore March 31, 2009.

Gucci held the collection at Capella, a six-star luxury hotel that opened last week despite Singapore being in recession and the economic crisis affecting tourism numbers across the region.

The $260-million hotel is set within more than 12 hectares of sprawling land and lush greenery. It boasts 111 rooms, including 32 private villas – the first of its kind on Sentosa which come with their own pools.

The Harbour Crane can lay claim to being one of the world’s most unusual hotels.

Bloomberg reports that the Crane Hotel was a functioning harbor crane used to unload timber until 12 years ago when a bigger industrial harbor was built nearby.

The machine room of the crane is now a luxurious bedroom for two that hangs 17 meters high between the sky full of seagulls and the roar of the Wadden Sea.

D Pet Hotels is an exclusive resort and spa, in Los Angeles, that offers an unique experience from high-end luxury boarding to amazing relax services, which entice even the most discerning of dogs.

There are standard bowWOW suites which include doggie beds and flat screen TVs and there is also the Uber double suite: 22ft x 17ft of pure elegance and comfort, including modern queen size beds, extensive room décor and 42” flat screen TV’s for your dog’s viewing pleasure.

D Pet Hotels offers the very best in doggie daycare consisting of three spectacular dog parks spanning 6,000sq ft of the hotel’s grounds.

Since 2004, the company behind the Hotelicopter has been working to modify a Soviet-made Mil V-12 into two world firsts: the “world’s biggest helicopter” and the “world’s first flying hotel.”

The Hotelicopter features 18 luxuriously-appointed rooms for adrenaline junkies seeking a truly unique and memorable travel experience.

Each soundproofed room is equipped with a queen-sized bed, fine linens, a mini-bar, coffee machine, wireless internet access, and all the luxurious appointments you’d expect from a flying five star hotel.