Your Royal Caribbean cruise fare covers some pretty special entertainment, from slides and water slides to miniature golf, dancing the night away at Boleros, soaking in the sun on the pool, and whacking your friends with bumper cars. On the line’s newest ships, you can even see a Broadway or West End-style show for free! Still, there are some extras that are just worth the splurge. Read on for the activities we’re willing to shell out for on our sailings.