The hotel is real.

According to Ctrip Travel, this is a luxury hotel located in Sanya City, Hainan Province, China.

The hotel has received widespread attention on Douyin for its unique experience and beautiful scenery.

The hotel offers a variety of facilities, including an aquarium, water park, etc., attracting many tourists.

In addition, the hotel often holds various activities, such as mermaid performances, food festivals, etc.

Therefore, the Atlantis hotel on TikTok is real.