Doctor Who: Book 4: Sightseeing in Space Steve Lyons
The Doctor, Amy, and Rory join an undersea exploration ship on the planet Hos in The Underwater War. When a virus infects the crew, they discover the ship is hiding a dangerous secret! In Terminal of Despair, the TARDIS crew find themselves trapped in a quarantined spaceport where the waiting passengers have lost all hope of ever getting home. Can the Doctor save them?