Harborland Terminal 21 Rama 3

Kids & Family · Bang Kho Laem

ชั้น 5 ศูนย์การค้าเทอร์มินอล 21 พระราม 3 3766 Rama III Rd, Bang Khlo, Bang Kho Laem, Bangkok 10120

Rated 3.9/5 from 50 reviews.

Data checked on 15 June 2026.

HarborLand is an indoor children's playground on the fifth floor of Terminal 21 Rama 3 in the Bang Khlo area of Bang Kho Laem. The roughly 1,500 square metre Wonder Sea site has slides, ball pits, assault courses, and attractions such as a ball-shooting game and a VR jump, aimed at children from about 5 months to 15 years. A free hourly shuttle links the mall with Surasak BTS. Confirm current entry fees and hours with the venue.