All-inclusive Caribbean resort features sprawling, grotto-style pool, private beach, and huge full-service spa

Rustic hotel close to Arenal Volcano; adventure tours include ziplining, horseback ride through rainforest, and river rafting

Scuba-certification courses combine independent study, instructor-led review and pool training with open-water dives

Ocean liner cruises Caribbean waters with ocean-view cabins and amenities such as spa, pool, Las Vegas–style casino, and free meals

On their summer tour, the multiplatinum legends slay fans with hits such as “Pour Some Sugar on Me” and “Nothin’ But a Good Time”

Master stylist adds softness, shine, and dimension to hair with a deep-conditioning treatment, keratin shot, or highlights

Massage therapists knead out tension with a massage before patrons hit the gym and whirlpool

Plates of freshly prepared sushi circulate on small wooden ships on a gently-flowing river through colorful dining room

Seasonally inspired American cuisine with eclectic influences; restaurant decorated with the chef's paintings

Clinic team bathes, brushes, and grooms canines of various sizes and fur types, or feeds and shelters cats or dogs overnight