Picturesque Puerto Rico

The Castillo de San Felipe del Morro in San Juan is a 16th century citadel. It was designed to keep seaborne enemies of out San Juan (thus the gun turret pictured). In 1983, the United Nations declared "El Morro" a World Heritage site. Today, it is Puerto Rico's best known fortress, with more than two million visitors a year.

Isabela is a coastal city in Puerto Rico whose main industries include tourism due to it's classic and secluded surfing beaches, panoramic views, rainforest, rivers, caves archaeological sites and more.

The Punta Higuero Lighthouse in Ricon, situated on POint Juguero, was built in 1892 by the Spanish and rebuilt in 1922 by the U.S. Coast Guard after a 1918 tsunami hit the coast of Puerto Rico that also damaged the structure. The lighthouse still works and employs an unmanned 26,000-candlepower rotatintg beacon. The beaches around the Punta Higuero Lighthouse are also popular surfing destinations, and visitors converge in the area to see the annual migration of humpback whales.

The Cementerio de San Juan (San Juan Cemetery), located between El Morro and the cliffs above the Atlantic of Old San Juan, is known for being one of the most picturesque burial grounds. The cemetery is also noted for its elaborate tombstones and the neoclassical chapel dedicated to Mary Magdalene, which dates to the 19th century. Many of Puerto Rico's earliest colonists are buried here.

Tourism is a big component of Puerto Rico's economy, and supplies about $1.8 billion annually, with millions of visitors visiting the island. It is estimated that about a third of the tourists come on cruise ships.

A church stands on the grounds of La Fortaleza in Old San Juan, the original capital city of San Juan, Puerto Rico. The old city is a historic district of seven square blocks made up of ancient buildings and colonial homes, massive stone walls and vast fortifications, sunny parks and cobblestoned streets.

Old San Juan in Puerto Rico is the oldest settlement within the territory of the U.S., and spans just seven square blocks. Here, the La Fortaleza (the governor's mansion), a part of the old city wall and a gate are pictured.

Colorful homes line the cobblestoned streets in Old San Juan, the original capital city of San Juan, Puerto Rico.

Locals often gather at the many plazas of Old San Juan to chat and play dominoes.

In Old San Juan, one of the oldest cities in the Americas, embellished balcony doors, such as the one pictured, are not unusual in the city that dates back to 1521. Most buildings are more than 150 years old and are evidence of the Spanish architectural heritage.

The El Yunque National Forest is the sole rain forest in the U.S. National Forest System, according to the park's Web site, and is relatively small at 28,000 acres. It features a year-round tropical climate and immense biodiversity. About 600,000 tourists each year enjoy all that the forest has to offer, including wildlife, waterfalls, hiking and camping opportunities, and more.

A 19th century lighthouse -- called the Los Morrillos -- sits atop a towering cliff that overlooks the waters of Cabo Rojo, located at the southwestern tip of Puerto Rico. The cliffs around the lighthouse drop more than 200 feet into the ocean. The lighthouse was originally built in 1882 to guide ships from the Caribbean Sea to the Atlantic Ocean. Today, the lighthouse is completely automated, and a renovation cleared the interior of everything of historical significance.