Chiva-Som International Health Resort 73/4 Petchkasem Rd., Hua Hin; 66-32/536-536, fax 66-32/511-154; doubles from $220; treatments from $15.
Regent Chiang Mai Resort & Spa Mae Rim-Samoeng Old Rd., Mae Rim; 800/545-4000 or 66-53/298-181, fax 66-53/298-190; doubles from $347; Lanna Spa treatments from $50.
The Oriental, Bangkok 48 Oriental Ave.; 800/526-6566 or 66-2/236-0400, fax 66-2/236-1937; doubles from $250; treatments from $23.
also keep in mind . . . Banyan Tree Phuket
33 Moo 4 Srisoonthorn Rd., Cherngtalay, Talang Phuket; 66-76/324-374, fax 66-76/324-356; doubles from $400; treatments from $30. An award-winning, Asian-flavored spa resort with 108 villas, each with its own garden and open-air bath; 56 also have private pools. Order from an impressive round-the-world menu of massages: Swedish, Indonesian, Hawaiian, and, of course, Thai. A favorite treatment ingredient is local honey.
and coming next year . . . Trisara
Three Dolphins Beach, Naithorn Bay, Phuket; 66-76/313-333, fax 66-76/311-999; doubles from $750 (introductory rates, July—November 2002, from $250). The future of the ultimate: a 40-room spa resort dreamed up by Anthony Lark, former general manager of Amanpuri, on Phuket. Treatment rooms are set in private gardens.