Official closing time is 5pm, but from 4 pm they start closing, so I can’t see everything. Why the hell do they close at 5 pm? Similar applies to many places in Thailand.
In the park, walk around the entire monument in search of an entrance. Finally a local tells me the entrance is via a tunnel, the entrance to the tunnel is about 100 m north of the monument. Free luggage storage and free toilets. Entry 15 kIDR to go on top. Queue for lift 12:45-13:15. Lift is for 11 people, 10 passengers and one operator who does nothing more than push one of the three buttons and then sit on his chair and play on his phone.
View of Gambir train station from top of Monas, the cupola behind the train station belongs to Immanuel church: