World's most expensive hotel suites

But things are different at the world's most extravagant hotels.

Hoteliers say that demand for their swankiest rooms never fell not even during the economic crisis - and the rates for these rooms actually rose during the height of the global downturn.

Keeping this in mind, here is a list of hotel suites that still command top dollars.

Click NEXT to see the most expensive hotel suites in the world...

Just a short commute to the UN headquarters in Geneva, the $65,000-per-night Royal Penthouse Suite at President Wilson Hotel promises ultra-tight security for high-profile visitors.

Guests can barricade themselves behind sliding armoured doors and monitor visitors on closed-circuit television.

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The Royal Villa at Athens' Grand Resort Lagonissi sits on a private beach and includes its own heated pool and steam room.

The price is steep - $50,000 per night - but the suite is full service, with its own butler, chef and pianist.

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At $40,000 per night, the Hugh Hefner Sky Villa at Palms Casino Resort is pricey, but some of the amenities - like a cantilevered jacuzzi suspended over the Las Vegas strip - are unusual.

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The Ty Warner Penthouse at the Four Seasons Hotel in New York comes with a full-time butler, use of the hotel's Rolls Royce, and spa treatments - for $35,000 per night.

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The Presidential Suite at Hotel Cala di Volpe in Sardinia (is the second-largest island in the Mediterranean Sea) costs $34,000 per night.

Its three bedrooms, two living rooms, three bathrooms, and private pool occupy multiple floors - but the hotel still reportedly charges guests for internet access.

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The Villa Cupola suite at the Westin in the centre of Rome offers top amenities to guests willing to pay the $29,255-per-night price tag.

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The Ritz-Carlton Suite - the premium suite at the Ritz-Carlton in Tokyo - occupies the 53rd floor of the hotel and is priced at $25,000 per night.

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For $25,000 per night, guests staying in the Bridge Suite at Atlantis Paradise Island in the Bahamas occupy a 10-room chamber perched atop a bridge that connects the resort's two buildings.

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NYC's Plaza Hotel prices its premium suite - the Presidential Suite, which has seven bathrooms and includes complimentary use of the hotel's Rolls-Royce - at $20,000 per night.

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With its high ceilings and spa bathroom, the room rate for the Imperial Suite, the premium suite at Park Hyatt Vend me in Paris, is $20,000 per night.