Reserve your space at the Mountainback and Mammoth Racquet Club properties through CityConcierge.com for this summer or fall and stretch your vacation further with the free nights that come with your booking.

Book any Mountainback condominium through City Concierge for five nights and get two extra nights for free. This offer is in effect through Nov. 15. Thinking of catching the beautiful late fall colors in the region? Plan ahead by booking three nights at Mountainback for stays between Oct. 15 and Dec. 15 and get a fourth night free (not available Thanksgiving weekend). You must make your reservation by Oct. 31 to take advantage of this special offer.

The spacious Mountainback condominiums, with views of the Sherwin Mountains, are just steps away from Canyon Lodge and have a heated pool and sauna on the property. Each building has its own Jacuzzi and all condos feature a fireplace or wood-burning stove, fully furnished kitchen, washer and dryer, and free high-speed wireless. Most units have DVD players as well. Mountainback condos accommodate from six to 10 people; all have two bedrooms and many have lofts.

All of these offers apply to the Mammoth Racquet Club as well.

More information. Or call 866-864-6444.