4 Best Sights in Greater San Juan, San Juan

This government-run beach has a patch of honey-color sand shaded by coconut palms. An offshore reef generally makes surf gentle, so it's favored by families. Amenities: lifeguards; parking (fee); showers; toilets. Best for: swimming; walking; snorkeling.

At the eastern tip of Puerta de Tierra, this tiny, 16th-century fort is perched on a hilltop like an afterthought. It was, however, an essential part of San Juan's defense, as it guarded the entrance to the city.

This 75-acre forest of more than 200 species of tropical and subtropical vegetation is the Universidad de Puerto Rico's main attraction. Gravel footpaths lead to a graceful lotus lagoon and a bamboo promenade, as well as orchid and palm gardens. Not all plants and trees are labeled, so the garden is more of a tranquil retreat than an opportunity to learn about the vegetation. Trail maps are available at the entrance gate; the $5 tour is well worth it.

This beach at the end of the Isla Verde strip is a great spot to take a surfing lesson. The sandy bottom and waves are perfect for beginners. Amenities: food and drink; water sports. Best For: surfing; swimming.