Suzhou is a beautiful city with landscape gardens, old canals and stone bridges, which make for great places to wander through. It is also a key silk production center, a tour to a silk factory provide an interesting and educational experience. And the nearby water towns like Tongli, Zhouzhuang, and Xitang make for great day trips. 2 nights/3 days allows you to get a good taste of Suzhou and a water town at a moderate pace.
Once you are in Suzhou, a garden tour is a must, choose one or two of the following gardens: the quaint Lingering Garden, then big Humble Administrator's Garden, Master of Nets Garden and the Lion Grove Garden. When you have had enough of the gardens, pay a visit to No.1 Silk Factory where you can learn how silk is produced from the pure silk products are made from a small cocoon. Take a leisure cruise on the Grand Canal which gives a glimpse of local life along the riverside. And if you a half day or full day left, extend to Tongli Water Town on the outskirts of Suzhou, which lets you have a look back in time.
Going through the tours below will help you know how to best split your time in Suzhou attractions and make the most out of your journey.