The existent ancient architectures not only have the precious cultural relic value, but also have highly tour and sightseeing value.

现存的古建筑不仅具有宝贵的文物价值，也具有极高的旅游观光价值。

youdao

Set Eco-tourism, specialty catering, entertainment, accommodation in one, the business hotel, will add a beautiful scenery for business communication, tour and sightseeing on the Silk Road.

集生态旅游、特色餐饮、娱乐、住宿为一体的商务酒店，为丝路经济带上商贸往来、旅游观光增添一抹亮丽的风景。

youdao

There is a tour guide throughout the trip who will organize optional dinners and sightseeing.

有一位全程导游，可安排非强制性的进餐和观光。

《柯林斯英汉双解大词典》

The "six typical examples" include an official in Jiangsu who took more than 80 cadres on a sightseeing tour of Xiamen and village bosses in Jiangxi who hosted lavish banquets for government officials after moving into a new village committee building.

BBC: China media: Xi's foreign policy