FYI, Another in expensive alternative in India is: Maharishi Ayurved P.O Shivanand Nagar, Muni-Ki-Reti, Rishikesh, Uttarakhand +91-135-2430626 9:30 am - 6:00 pm (Tuesday closed)
I did 3 days of PK with them 2 years ago. Treatment was about $20/day, they have a luxury condo overlooking the Ganges where you can stay for $20/day based on double occupancy.
