游览路线和主要景点

大同古城墙全长约6.3公里，建议沿城墙周边步行游览。主要景点包括：

1. 北城门：这座城门是大同古城墙最为壮观的一座，也是主要的登城地点。

2. 城墙展览馆：了解大同古城墙的历史、文化及建筑特点。

3. 瓮城：位于城墙各个角落，为古代防御工事之一。

4. 古城墙沿线：沿着古城墙步行，欣赏大同古城的风光，感受历史的痕迹。

Tour route and main attractions:

The Datong Ancient City Wall has a total length of approximately 6.3 kilometers, and it is recommended to walk along the perimeter of the city wall to explore. The main attractions include:

North City Gate: This gate is the most spectacular one in Datong Ancient City Wall and the main location for visitors to ascend the wall.

City Wall Exhibition Hall: Learn about the history, culture, and architectural features of the Datong Ancient City Wall.

Barbicans: Located at various corners of the city wall, these structures were part of the ancient defense system.

Along the Ancient City Wall: Walk along the ancient city wall, admire the scenery of Datong's ancient city, and feel the traces of history.