I've gone on nearly 20 girls' trips. My favorite destination doesn't require a US passport and has stunning beaches.

San Juan, Puerto Rico, is my favorite place to travel without a US passport.

Mariette Williams

• I've been on almost 20 girls' trips to places like Montreal, Costa Rica, and Los Angeles.
• However, San Juan, Puerto Rico, consistently stands out as my favorite.
• I love the city's beautiful beaches, great food, and rich history.

Over the past decade, I've been on almost 20 girls' trips, including long weekends with my girlfriends, getaways with my college roommate, and vacations with my sister.