"It's fantastic," the South Korea international told manutd.com. "It's difficult to put into words.
"It's amazing and I'm really looking forward to playing in the final.
"The atmosphere on Tuesday was incredible, I've never seen or heard anything like it. The fans gave me extra power."
Park added: "We have to remember that we have got two important games before the Champions League final.
"The team spirit is very good after this win, so I am confident we will get good results."
