LOS ANGELES — The latest chapter in “The Chronicles of Narnia” saga sailed to the top of the weekend box office, though the franchise sank to a weak debut compared to the first two movies.

“The Voyage of the Dawn Treader,” the third in the franchise based on C.S. Lewis’ fantasy novels, took in $24.5 million domestically.

“Dawn Treader” revenues showed a huge drop from 2005’s “The Lion, the Witch and the Wardrobe,” which took in $65.6 million over opening weekend, and 2008’s “Prince Caspian,” which did $55 million.

Estimated sales were:

1. “The Chronicles of Narnia: The Voyage of the Dawn Treader,” $24.5 million.

2. “The Tourist,” $17 million.

3. “Tangled,” $14.6 million.

4. “Harry Potter and the Deathly Hallows: Part 1,” $8.5 million.

5. “Unstoppable,” $3.8 million.

6. “Black Swan,” $3.3 million.

7. “Burlesque,” $3.2 million.

8. “Love & Other Drugs,” $3 million.

9. “Due Date,” $2.55 million.

10. “Megamind,” $2.5 million.