Oceans

Acadia National Park protects the natural beauty of the highest rocky headlands along the Atlantic coastline of the United States, an abundance of habitats, and a rich cultural heritage. At 4 million visits a year, it's one of the top 10 most-visited national parks in the United States. Visitors enjoy 27 miles of historic motor roads, 158 miles of hiking trails, and 45 miles of carriage roads.

Established in 2000 to preserve, protect and interpret traditional Native Hawaiian culture and natural resources, Ala Kahakai National Historic Trail is a 175-mile corridor encompassing a network of culturally and historically significant trails. This "trail by the sea" traverses wahi pana (storied landscapes), ancient Hawaiian sites and over 200 ahupuaʻa (traditional land divisions).

American Memorial Park honors the American and Marianas people who gave their lives during the Marianas Campaign of World War II. At the park, memorials stand in tribute to the courage and sacrifice of the US Servicemen and Chamorro and Carolinian civilians who were killed in the battles between the United States and Japan that took place on Saipan, Tinian, and the Philippine Sea in 1944.

Want to live on the edge? Visit a place recreated each day by ocean wind and waves. Life on Assateague Island has adapted to an existence on the move. Explore sandy beaches, salt marshes, maritime forests and coastal bays. Rest, relax, recreate and enjoy some time on the edge of the continent.

Within sight of Miami, yet worlds away, Biscayne protects a rare combination of aquamarine waters, emerald islands, and fish-bejeweled coral reefs. Evidence of 10,000 years of human history is here too; from prehistoric tribes to shipwrecks, and pineapple farmers to presidents. For many, the park is a boating, fishing, and diving destination, while others enjoy a warm breeze and peaceful scenery.

. . . where you can walk a Civil War-era fort, view historic lighthouses, explore tide pools, hike lush trails, camp under the stars, or relax while fishing, picnicking, or swimming—all within reach of downtown Boston. Youth programs, visitor services, research, wildlife management, and more are coordinated on the park's 34 islands and peninsulas by the Boston Harbor Islands Partnership.

Welcome to Buck Island Reef National Monument, called “the finest marine garden in the Caribbean Sea” by President John F. Kennedy. Snorkel the famous underwater trail, explore endangered elkhorn coral reefs. Hike the trails on the 176-acre island to the observation platform for an unparallel view. Discover a vibrant world above and beneath the waves in this Caribbean paradise.

In 1542, Juan Rodriguez Cabrillo climbed out of his boat and onto shore, becoming the first European to set foot on what is now the West Coast of the United States. Cabrillo National Monument not only tells the story of this 16th-century exploration but also houses a wealth of cultural and natural resources. Join us and embark on your own Voyage of Exploration.

The great Outer Beach described by Thoreau in the 1800s is protected within the national seashore. Forty miles of pristine sandy beach, marshes, ponds, and uplands support diverse species. Lighthouses, cultural landscapes, and wild cranberry bogs offer a glimpse of Cape Cod's past and continuing ways of life. Swimming beaches and walking and biking trails beckon today's visitors.

The sound of ocean waves, the starry night sky, or the calm of the salt marshes, you can experience it all. Shaped by the forces of water, wind, and storms these islands are ever changing. The plants, wildlife, and people who live here adapt continually. Whether you are enjoying the beach, kayaking the sound, or climbing the Cape Hatteras Lighthouse there is something for everyone to explore!

Channel Islands National Park encompasses five remarkable islands and their ocean environment, preserving and protecting a wealth of natural and cultural resources. Isolation over thousands of years has created unique animals, plants, and archeological resources found nowhere else on Earth and helped preserve a place where visitors can experience coastal southern California as it once was.

Almost 70 miles (113 km) west of Key West lies the remote Dry Tortugas National Park. This 100-square mile park is mostly open water with seven small islands. Accessible only by boat or seaplane, the park is known the world over as the home of magnificent Fort Jefferson, picturesque blue waters, superlative coral reefs and marine life, and the vast assortment of bird life that frequents the area.