Room for room, the new Peninsula Paris is the most expensive hotel ever.

Why Go: The real estate, hotel, and property investment company Hongkong and Shanghai Hotels, Limited, opens its 10th Peninsula Hotel this month. The group is remarkably small for its 148-year history, evidence of its commitment to building not just hotels but pièces de résistance. In the case of the first European Peninsula, the utmost commitment to French artisanship is showcased throughout the 200-room hotel. An army of specialists …