Hong Kong Space Museum

Exhibit hall admission costs just HKD 10, and Space Theatre shows start at HKD 32—a fraction of the typical HKD 200+ ticket at rival theme parks. Free Wednesday entry makes it the most affordable cultural attraction in Hong Kong, attracting 1.1 million visitors annually. The hands-on interactive displays, including a lunar rover simulator, engage children for 60% longer than static museum galleries. Nearest MTR: Tsim Sha Tsui, a 5-minute walk from the harbor.