The inside of Taipei 101, one of the tallest skyscrapers in the world, can
take the high-speed elevator to the observatory on the 89th floor

Kareoke in Ximending, lots of kareoke locations in Taiwan provide buffets
through out the day and are open 24 hours

In Taiwan, you will see at lease one 7-11 on each block, there are hundreds
of drinks and snacks, you can also print/scan/buy train tickets/concert tickets there

Sky view restaurants on the mountain

Active clubs and bars