中国大陆云南省丽江市古城区的邮政编码是674100。

The postcode of Gucheng District, Lijiang City, Yunnan Province, China is 674100.

但是苏州古城的路网结构先天不足，造成古城区内部交通压力过大。

But the network structure of the road has some historical disadvantages that give a large pressure of transportation to the archaic zone.

这个家庭经营的酒店坐落在美因茨的河畔位置，设有室内和室外游泳池，还有一间可俯瞰古城区的健身房。

Situated beside the river in Mainz, this family-run hotel features indoor and outdoor pools and a gym overlooking the Old Town.

我们以西安市锦园五洲风情商业街设计作为一项实际案例，是我们在西安古城区进行的一种新的建筑形式的探索。

Commercial Street, Xi'an Jinyuan Continental style designed as a practical case, is that we in the ancient city of Xi'an is a new area to explore.