Free 4th nite in big city hotels from PTS

I don't know if many here stay four nights in one place, but here are a few of the current specials from Amex PTS:

From Paris to Venice, take advantage of a complimentary 4th night at
these participating properties, in addition to your FINE HOTELS &
RESORTS benefits

• Gran Hotel La Florida, Barcelona BOOK BY 9/29/12 FOR TRAVEL THROUGH 10/3/12
• Grand Hotel Villa Medici, Florence BOOK BY 9/29/12 FOR TRAVEL THROUGH
  10/3/12
• Hotel Grande Bretagne, A Luxury Collection Hotel, Athens BOOK BY 9/30/12
  FOR TRAVEL THROUGH 10/31/12
• Luna Hotel Baglioni, Venice BOOK BY 10/8/12 FOR TRAVEL THROUGH 10/28/12
• Park Hyatt Paris-Vendôme, Paris BOOK BY 11/15/12 FOR TRAVEL THROUGH
  11/30/12

Noon check-in, if available
Room upgrade, upon check-in, if available
Daily continental breakfast for two
Guaranteed 4 p.m. late check-out
Additional special benefit such as $100 food and beverage credit or a
massage for two
To book your stay and for other great complimentary night offers
AMERICANEXPRESS.COM/FHR