旅游路线和主要景点：

悬空寺位于大同市南部的恒山，是一座建筑在悬崖上的寺庙，具有丰富的历史和文化价值。游览悬空寺时，可以按照以下路线和主要景点进行参观：

1. 入口：穿过景区入口，开始攀登通往悬空寺的山路。

2. 悬空寺：寺庙建筑群悬挂于悬崖之上，是寺庙的核心景点。

3. 洞窟：参观悬空寺内的佛教、道教和儒家洞窟，了解寺庙的历史和文化。

4. 观景台：从观景台欣赏恒山美景，感受大同悬空寺的壮观。

按照这些主要景点的顺序游览悬空寺，体验大同市的历史底蕴和独特建筑风格。预计游览时间约为1-3小时，根据个人兴趣和体力来合理安排。

Tour Route and Main Attractions:

The Hanging Temple is located in the south of Datong City, on Mount Heng, and is a temple built on a cliff, with rich historical and cultural value. When visiting the Hanging Temple, you can follow the route and main attractions listed below:

1. Entrance: Pass through the entrance and start climbing the mountain road leading to the Hanging Temple.

2. Hanging Temple: The temple complex is suspended from the cliff and is the core attraction of the site.

3. Caves: Visit the Buddhist, Taoist, and Confucian caves within the Hanging Temple to learn about its history and culture.

4. Viewing Platform: Enjoy the beautiful scenery of Mount Heng from the viewing platform and experience the spectacular Hanging Temple in Datong.

Visit the Hanging Temple following the order of these main attractions to experience the historical heritage and unique architectural style of Datong City. The estimated tour time is about 1-3 hours, and you can plan accordingly based on personal interests and physical condition.