Which is the first place to visit Kumbakonam, TamilNadu - Navagraha Temple - What is the Starting Point for Navagraha temples?
Though most people start with Suryanar Koil, it is actually Tirumangalakudi is the place where one's yatra has to start.
The temple has Shiva and Shakti as the main deity - PranaNadeshwarar and his consort Mangalambigai.
Any young unmarried woman visiting this place gets married with the blessings of Ambigai
Refer :
http://www.southdreamz.com/temple/arulmigu-prananadeswarar-temple-thirumangalakudi/