You can go to Lushun. You can go there by train or bus in Dalian. It is a place with particularly good ambient air. It's comfortable to go there. You can go to South Ammunition Depot, Haiphong Fort, Lushun Military Port, Bai Yushan Scenic Area, Snake Pavilion, liger Garden, White Pagoda, naval museum, Lushun Military Port, Huwei and other Qing Dynasty attractions.
Dalian is a famous square capital, and Xinghai Square is the most famous. There will be a fountain after 7 pm, which is quite good. You can go to other squares when you have time. It is quite affordable to take a taxi in Dalian. Drivers will not bully foreigners or take detours.
If you want to see marine animals, you can go to Shengya Ocean World, and all children should like it. There is also a kingdom of discovery, similar to Happy Valley. If you have a car, you can stroll along Binhai Road, commonly known as Lovers Road. The scenery along the road is beautiful, but the road is very long, 27 kilometers, but it is divided into three sections. There are also many couples who are envious when they walk.
And golden pebble beach, which is not in the city. You can go there for a day, or you can sign up for a day trip to the local Golden Stone Beach.
Delicious food is seafood. You don't have to go to a hotel to eat. The vegetable market sells seafood. The seafood we bought in the vegetable market next to the hotel last time was processed by a small restaurant, which was very affordable.
If you go to Xinghai at night, you can take bus No.6 and pass a square. The night market there is very lively, but you can't remember the name. You can pay attention to it yourself then.
The most important thing is to bring enough money. Almost every scenic spot charges. Finally, I hope my answer will be helpful to you. Have a good time.