Trips to D.C.

Sarah Cohen, left, and Keaton Renta, both of La Verne, Calif., try out the "Be A TV Reporter" exhibit at the Newseum.

Inscription at the head of the Korean War Veterans Memorial

Admission is free, but visitors need time-specific tickets to see the orientation film and to tour the Capitol itself.

"America on the Move," on transportation's history, is at the National Museum of American History.

The day breaks behind the White House.

The U.S. Capitol, at the east end of the mall, was designed and built by several different architects.

Visitors walk around at the Lincoln Memorial.

The 20,000-square-foot Emancipation Hall, lined with statues contributed by different states, welcomes guests to the new U.S. Capitol Visitor Center.

Vietnam Veterans Memorial

The Washington Monument

Franklin Delano Roosevelt sculpture

Crowds wait to ascend the Washington Monument. The number of annual visitors to the monument is more than the number of visitors to Yosemite and Yellowstone National Parks and the Grand Canyon combined.

Visitors cool off by the fountains and get a look at Washington's National World War II Memorial.

Planners say they expect more than 3 million visitors a year to visit the Capitol, up from 1.5 million in recent years.

Lincoln Memorial

People walk along the reflecting pool where patches of the once-lush lawn are trampled to dust.

The 20,000 square foot Emancipation Hall is nearly three times the size of the Capitol Rotunda.

Ford's Theatre

Pope Benedict XVI will address the U.S. Bishops on Wednesday at the Basilica of the National Shrine of the Immaculate Conception.

Pieces of The Berlin Wall are on display at the Newseum.

An exhibition hall is dedicated to telling the story of Congress and the Capitol.

Pulitzer Prize-winning photos are on display at the Newseum.

A girl runs underneath a cherry tree in full bloom near the Jefferson Memorial.