3. Name the two hemispheres where each of the above places is situated.

Let's talk about the juicy details of those hemispheres! For instance, if we consider Sydney, Australia, it's nestled in the Southern and Eastern Hemispheres, where you can catch breathtaking views of the Opera House and the stunning harbor. Exciting, right? Now, let’s not forget about Buenos Aires, Argentina—this vibrant city also sits in the Southern and Western Hemispheres. It’s famous for its colorful neighborhoods and the passionate tango, making it a cultural hotspot that dances its way into your heart!