Analysis : In this section, as though is a conjunction, denoting that the sentence following it must be in subjunctive mood. Each demonstrating is a participial clause modifying Meccas.

• 我感觉仿佛自己乘坐了一艘跨时间的太空船到达了几座不同的“麦加城”，每座城都呈现出最早时期广泛的技术和宗教传统的最佳典范。