A sightseeing tour of the city is included to help you get your bearings.

城市观光游包括在内，以帮助你们弄清方向。

Welcome to this sightseeing tour.

欢迎参加这次观光游。

They set out on a sightseeing tour.

他们动身出去观光旅行。

I'd like to take a sightseeing tour.

我想参加一个观光游。

Where can I book a sightseeing tour?

在哪里可以预定旅游团呢？