Hit the road, Jack. It’s time to relax once more, once more, once more. Sanctuary on Camelback Spa and hike yourself silly in the beautiful Arizona hills and canyons. Stay three nights and the fourth is on them, as is one spa treatment. Call 800-245-2051 and use promo code SWEET08. Details. Escape to Shape The globe-trotting spa’s next stop is Cartagena, Colombia, for yoga; beach time; and Spanish, salsa, and cooking lessons October 24-November 30. DC readers get it all for 25 percent off. Details. Design Hotels Who said you can’t afford Europe anymore? The Dominican in Brussels, Grims Grenka in Oslo, and The Chedi Milan are giving you the fourth night free. Take that, euro. Details. The Nam Hai Is the new Vietnam beachfronter really the best resort in the world? Oh, you’ll be the judge of that. Stay three nights and the fourth is free. So is a lovely massage. Details. Hacienda San Angel It’s suite style in the hills above Puerto Vallarta. Choose your special: 40 percent off the room or 30 percent off the room plus 30 percent off meals. Details. The Alisal Guest Ranch & Resort Have all the outdoor fun you want — horseback riding, fishing, golf, tennis — in California’s Santa Ynez Valley, plus a spa treatment for two. Two nights are $1,350 (double occupancy), down from $1,750. Details.