Others are designed to enrich guests' connection to the locale, like the in-house art concierge at Le Royal Monceau, who will design a trip through the best Parisian museums and galleries, or the genealogists on hand at Ireland's Lodge at Doonbeg to track visitors' family ancestry.

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For something slightly less conventional but still very aristocratic, stroll among a Dutch windmill, a Chinese pagoda and a gothic castle -- all of which can be found in Parc Monceau, which was constructed by the eccentric Duc de Chartres as his private garden in the 18th Century.

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