Goosebumps: A Night in Terror Tower is the 27th book in R.L. Stine’s Goosebumps series. (Paperback)

Goosebumps: A Night in Terror Tower is the 27th book in R.L. Stine’s Goosebumps series. It follows Eddie and Sue, two siblings visiting London on a vacation. They take a tour of Terror Tower, a historic castle-like prison known for its dark past. During the tour, strange things begin happening: a sinister man in black seems to be following them, and soon the siblings find themselves separated from the group, lost in the winding halls of the tower.

As they try to escape, they experience eerie phenomena, including time travel. Eventually, they discover that they are actually part of the past: they are the prince and princess of a royal family, who were hidden in time to protect them from a murderous executioner. The man in black is trying to bring them back to their original time period.

The story is filled with suspense, time-travel elements, and classic Goosebumps twists, making it one of the more memorable books in the series.