Recommendations for the most suitable places to travel in Shenzhen on May Day: Dameisha Seaside Park, OCT Happy Valley, Shenzhen Wildlife Park, OCT East Shenzhen, and Lianhuashan Park.

1. Dameisha Seaside Park is located in Yantian District, Shenzhen City. It is a comprehensive tourist attraction integrating beaches, mountains, lakes, and recreational facilities.

Visitors can enjoy the sunshine and beaches, enjoy the beautiful scenery and experience exciting rides here.

2. OCT Happy Valley is located in Nanshan District, Shenzhen City and is one of the largest theme parks in China.

There are multiple themed areas in the park, including European style streets, mysterious castles, future world, etc., as well as various thrilling rides and performances.

3. Shenzhen Wildlife Park is located in Longgang District, Shenzhen City and is one of the largest wildlife parks in China.

There are nearly 10,000 rare wild animals from all over the world in the park. Visitors can observe the animals' living habits up close and participate in animal performances and interactive activities.

4. Shenzhen East Overseas Chinese Town is located in Yantian District, Shenzhen City. It is a comprehensive tourist area integrating culture, entertainment and commerce.

There are many theme attractions in the park, such as Tea Valley, Overseas Chinese Cultural Village, Ocean Kingdom, etc., as well as various food and shopping venues.

5. Lianhuashan Park is located in Futian District, Shenzhen City. It is an urban park with the theme of landscape gardens.

There are many scenic spots in the park, such as lotus pond, bamboo forest, summit square, etc., as well as many fitness trails and sports venues for tourists to exercise.

Reference for the above content: Baidu Encyclopedia-Lianhuashan Park