Prompt: Write a short story about a man who discovers a magical portal

Rick had always been interested in the paranormal, and as he got older, he started to believe that there was more to the world than we were told. One night, after doing some research online, Rick found a portal that led to another dimension. After stepping through, he found himself in a beautiful, dreamlike landscape. Rick explored this world for a while, but eventually he grew bored and decided to go back to Earth. However, when he tried to return home, he found that the portal had disappeared. Rick never forgot the experience, and he continued to search for the portal, always hoping to return to this amazing world.