This grotto is a popular tourist attraction.

这个石窟是一个受欢迎的旅游景点。

Turku Castle is a popular tourist attraction.

图尔库城堡是一个受欢迎的旅游景点。

Dover Castle is a popular tourist attraction.

多佛城堡是一个受欢迎的旅游景点。

The Getty Center is a popular tourist attraction.

盖蒂中心是一个受欢迎的旅游景点。

The coral reefs are a popular tourist attraction.

珊瑚礁石是一个受欢迎的旅游景点。

The castle ruins are a popular tourist attraction.

这座城堡的废墟是一个受欢迎的旅游景点。

The old watchtower is a popular tourist attraction.

那座古老的瞭望塔是一个受欢迎的旅游景点。

The ancient shrine is a popular tourist attraction.

这个古老的神殿是一个受欢迎的旅游景点。

The Tower of London is a popular tourist attraction.

伦敦塔是一个受欢迎的旅游景点。

The imperial palace is a popular tourist attraction.

帝国的宫殿是一个受欢迎的旅游景点。