On a somewhat related note, Virtuoso has also released their list of properties that will offer upgrades confirmed at booking in 2013.
AFRICA & MIDDLE EAST
South Africa
Taj Cape Town
Mount Nelson Hotel, An Orient-Express Hotel
The Westcliff, An Orient-Express Hotel
ASIA & PACIFIC
Indonesia
Mandarin Oriental, Jakarta
India
Ananda in the Himalayas
Singapore
The Fullerton Bay Hotel Singapore
The Fullerton Hotel Singapore
Australia
The Lyall Hotel and Spa
China
The Peninsula Beijing
China World Summit Wing, Beijing
Island Shangri-La, Hong Kong
BERMUDA & CARIBBEAN
Bahamas
The Cove Atlantis
The Reef Atlantis
CANADA & UNITED STATES
British Columbia
The Fairmont Empress
Arizona
Sanctuary on Camelback Mountain, Resort & Spa
Canyon Ranch, located in Tucson, Arizona
Arkansas
Capital Hotel
California
Fairmont Miramar Hotel & Bungalows
Montage Beverly Hills
Montage Laguna Beach
Mandarin Oriental, San Francisco
Clift Hotel
The Grand Del Mar
District of Columbia
Park Hyatt Washington, DC
Georgia
The Ritz-Carlton Lodge, Reynolds Plantation
Hawaii
Mauna Lani Bay Hotel & Bungalows
Illinois
Sofitel Chicago Water Tower
Massachusetts
Boston Harbor Hotel
Fifteen Beacon
Canyon Ranch, located in Lenox, Massachusetts
New Mexico
Inn and Spa at Loretto
New York
The Pierre New York, a Taj Hotel
Mandarin Oriental, New York
The St. Regis New York
Texas
Hotel Granduca
Utah
Montage Deer Valley
Washington
The Fairmont Olympic Hotel
EUROPE
Austria
Sofitel Vienna Stephansdom
Belgium
Kempinski Hotel Dukes' Palace
England
Chewton Glen
Bovey Castle
France
InterContinental Paris Le Grand
Le Bristol Paris
Germany
Hotel Adlon Kempinski Berlin
The Regent Berlin
Hotel Vier Jahreszeiten Kempinski Munich
Hungary
Kempinski Hotel Corvinus Budapest
Ireland
Castlemartyr Resort
The K Club
Italy
Ca' Sagredo Hotel
Hotel Brufani Palace
Portugal
Aquapura Douro Valley
Scotland
The Gleneagles Hotel
Switzerland
Badrutt's Palace Hotel
Beau-Rivage, Geneva
Widder
The Netherlands
De l'Europe
MEXICO, CENTRAL & SOUTH AMERICA
Mexico
Banyan Tree Cabo Marques
Villa Montana Hotel & Spa
Argentina
Park Hyatt Mendoza
Alvear Palace Hotel
EL CASCO Art Hotel
Costa Rica
Hotel Punta Islita
The upgrades are subject to availability, and may not apply to all room/suite
types.