1. Los Arcos National Marine Park is a protected marine reserve located south of Puerto Vallarta, Mexico. It is known for its stunning natural beauty, with towering rock formations rising out of the crystal-clear waters of Banderas Bay. The park is home to a diverse array of marine life, including colorful tropical fish, dolphins, sea turtles, and even humpback whales during their migration season. Visitors can enjoy a variety of activities at Los Arcos, such as snorkeling, scuba diving, kayaking, or simply relaxing on the pristine beaches.

2. The park is open every day from 9am to 5pm. The phone number for the park office is +52 322 221 3131.

3. Admission to Los Arcos National Marine Park is free, although donations are encouraged to support the park’s preservation efforts. The park is accessible by boat or kayak from Puerto Vallarta or nearby beach towns. Many tour operators offer guided excursions to the park, which typically include transportation, equipment rental, and a knowledgeable guide.