How to Say "There were really a lot of people at Namsan Tower yesterday." in Korean?

"There were really a lot of people at Namsan Tower yesterday." in Korean is 어제 남산타워에 사람 진짜 많았어요. (eoje namsantawoe saram jinjja manasseoyo)

사람 많아요. (saram manayo) - There are a lot of people.
사람 없어요. (saram eopsseoyo) - There's no one here.
복잡해요. (bokjjapaeyo) - It's crowded.
여기 사람 너무 많아요! (yeogi saram neomu manayo) - There are so many people here!
불꽃축제에 사람 진짜 많아요! (bulkkotchukjjee saram jinjja manayo) - There are really a lot of people at the fireworks festival!
명동에 사람 많아요. (myeongdonge saram manayo) - There are a lot of people in Myeong-dong.
강남역 너무 복잡해요. (gangnamyeok neomu bokjjapaeyo) - Gangnam Station is too crowded.
주말에 롯데월드에 사람 많아요. (jumare rotttewoldeue saram manayo) - There are a lot of people at Lotte World on weekends.