Ask a resident what the most well-known structures in town are and they'll probably mention Dalian Sightseeing Tower. It's one of the first things that'll catch your eye when you begin sightseeing.
You'll find this modern piece of architecture in Dalian. Once you've done everything you can at Dalian Sightseeing Tower, head to nearby Xinghai Square, Zhongshan Square, and Dalian Forest Zoo.