De or het topamusement?

The correct Dutch article is:

het topamusement

Rule Words ending in -ment: usually het. See the rule

How to use topamusement

the topamusementhet topamusement
this topamusementdit topamusement
that topamusementdat topamusement
our topamusementons topamusement
your topamusementjouw topamusement
every topamusementelk topamusement
which topamusement?welk topamusement?
a big topamusement / the big topamusementeen groot topamusement, het grote topamusement