Over 200,000 people a year come to walk up the steps of the Memorial Building to visit the site where Abraham Lincoln was born

Abraham Lincoln Birthplace

As the tallest point on the eastern seaboard Cadillac Mountain provides fantastic viewpoints.

Acadia

The Birthplaces of John and John Quincy Adams sit right next to each other on Franklin Street.

Adams

A poignant reminder of our nations past

African American Civil War Memorial

African Burial Ground Memorial

African Burial Ground

From the Fossil Hills Trail the Visitor Center is a ship in a sea of prairie grasses.

Agate Fossil Beds

The Ala Kahakai National Historic Trail traverses through many types of terrain, including ʻaʻā lava.

Ala Kahakai

Each summer, hundreds of thousands of salmon return to the Alagnak watershed to spawn.

Alagnak

Hikers on top of Angel Rocks near Fairbanks look out across the landscape of Chena River State Recreation Area

Alaska Public Lands

Alcatraz Island

Alcatraz Island

In September 2009, Nick Lekanoff, Sr., former Makushin resident, traveled with his daughter and other descendants of Makushin on the Tiglax to visit the village site, which had been left behind in the evacuation of 1942 and never permanently resettled.

Aleutian Islands World War II

Turtle Petroglyph at Antelope Creek Village Site

Alibates Flint Quarries

Engine House 6 Exhibit Shelter and the Lemon House at the Summit Level of the Allegheny Portage Railroad.

Allegheny Portage Railroad

Reconstructed barracks, guard and water towers at the newly designated Amache National Historic Site

Amache

A popular place for visitors.

American Memorial

Enjoy the serenity of sunset at Amistad National Recreation Area's Governors Landing Day Use Area.

Amistad

Anacostia Drive and the Anacostia river Trail run along side the Anacostia river. Views of the Navy Yard and Nats. Stadium can be seen as across the river.

Anacostia

Camp Sumter Military Prison, known as Andersonville, was the deadliest ground of the Civil War. Nearly 13,000 American soldiers died here.

Andersonville

Home of the 17th President from 1851-1875

Andrew Johnson

A lone raft floats the Aniakchak Wild River as it flows through the "Gates"

Aniakchak

Placing more than 500 cannons on high ground, both armies were able to effectively strike enemy troop positions at great distances.

Antietam

Hike or paddle to views of the sea caves along the mainland unit of the park.

Apostle Islands

McAfee Knob is one of the most popular locations along the A.T. to take photographs.

Appalachian

This is the home where Gen. Lee surrendered to Gen. Grant on April 9, 1865

Appomattox Court House

Exploration awaits at Arches

Arches

Located at the confluence of two rivers, Arkansas Post has served as a gathering place for many cultures.

Arkansas Post

Arlington House, The Robert E. Lee Memorial

Arlington House, The Robert E. Lee Memorial

There are few places in the United States where you can view wild horses.Take advantage of the opportunity to view these horses in a natural habitat.

Assateague Island

Great Kiva in Aztec West plaza

Aztec Ruins

Summer storms are frequently violent and unpredictable.

Badlands

The parkway is dedicated for Gladys Noon Spellman

Baltimore-Washington

A view of Tyuonyi and the cliff dwelling in Frijoles Canyon from the mesa.

Bandelier

411th Unit of the National Park Service

Belmont-Paul Women's Equality

Horse and Mule in the Plaza

Bent's Old Fort

Three wet muskox.

Bering Land Bridge

Cenizo, or Big Bend Silverleaf blossoms after summer rains.

Big Bend

Alligators, big and small, call Big Cypress National Preserve home.

Big Cypress

Today tepee poles stand sentinel at the site of August 9th, 1877 dawn attack at the Big Hole.

Big Hole

Big South Fork NRRA in Fall

Big South Fork

A still pond reflects the bright shades of green of early spring.

Big Thicket

Summer view of the Yellowtail Dam from the Ok-A-Beh road. (Fort Smith, MT District)

Bighorn Canyon

Hundreds of people visit Kelly Ingram Park each year to learn about the Civil Rights Movement in Birmingham

Birmingham Civil Rights

Snorkeling is a great way to explore the coral reefs in the park

Biscayne

Black Canyon near Tomichi Point

Black Canyon Of The Gunnison

Slater Mill, Wilkinson Mill and Brown House at Blackstone River Valley NHP

Blackstone River Valley

Blackwell School National Historic Site at sunrise.

Blackwell School

Evening on the Blue Ridge Parkway

Blue Ridge

Bluestone National Scenic River offers a quiet getaway.

Bluestone

The main crop on the plantation where Booker T. Washington was born was tobacco. This photograph shows a man with draft horses preparing to plow a field.

Booker T Washington

This is the home of education activist, abolitionist, and historian William Cooper Nell.

Boston African American