If you are asking which of the two scenic spots in Beijing is more interesting, PH or OT, it is difficult to answer this question, because everyone's hobbies and preferences are different. PH and OT are both famous scenic spots in Beijing, each with its own unique charm and attraction, depending on your personal interests and preferences.

The Palace Museum is one of the most famous palace buildings in China and one of the world cultural heritages. The Forbidden City is famous for its huge scale, exquisite design and long history, and it is one of the important representatives of China culture. If you are interested in China's ancient culture and art, then PH is undoubtedly a good choice.

The Olympic Park is one of the main venues of the 2008 Beijing Olympic Games and one of the famous scenic spots in Beijing. OT has many facilities, such as the Bird's Nest, the Water Cube and the National Stadium. These stadiums are unique in design and structure, and they are also good places to watch night scenes. If you are interested in sports competitions and modern architectural art, then OT is also a good choice.

In a word, PH and OT are both famous scenic spots in Beijing. No matter which one you choose, you can feel the essence of China's history, culture and art, depending on your personal interests and preferences.