I want you to be as if you were advertiser :p
As Mexico's most modern Caribbean resort, Cancun boasts warm white sand beaches, world-class hotels, a balmy tropical climate, and archeological sites. Explore the Mayan ruins, discovering lost worlds. Most tourists stay in Cancun's popular hotel zone. A Cancun package tour includes 6-night hotel accommodations and car rental, one two-tank boat dive with full equipment, and free American breakfast daily starting at $637.00 per person.
ああ、もう~!3回目でやっとできました!^^
Travel ad so I made it soft and "welcoming" sounding.
後は「includes 6-night hotel accommodations」がちょっと不自然なので身勝手ながら自然な風にちょっとだけいじって言いました。