Harry Potter: A Certain Ancient Rune Professor of Hogwarts (TL) - Chapter 680

... rs of the frontline lookout club had already experienced the first ride, which the Creevey brothers called ‘tunnelling through’, and the others found it quite apt – through a long, damp underground pipe, as if they were travelling through some deep, deep crevice in the sea, their whole being lightly floating and whirling downwards under the effect of the levitation rune circuit. After the initial discomfort, they soon fell in love with the ride and shouted with glee.

The glow of illumina ...