This behind-the-scenes photograph of Tricia Nixon's "60 Minutes" tour of the White House was taken on May 26, 1970 by James E. Russell. Nixon, the eldest daughter of President Richard M. Nixon and First Lady Pat Nixon, guided reporters Harry Reasoner and Mike Wallace through the living quarters used by the First Family, including rooms not often seen by the public. In this photograph, Nixon is seen in the East Sitting Hall, located on the Second Floor, during filming.

This behind-the-scenes photograph of Tricia Nixon's "60 Minutes" tour of the White House was taken on May 26, 1970 by James E. Russell. Nixon, the eldest daughter of President Richard M. Nixon and First Lady Pat Nixon, guided reporters Harry Reasoner and Mike Wallace through the living quarters used by the First Family, including rooms not often seen by the public. In this photograph, Nixon is seen in the Center Hall with members of "60 Minutes" crew, including Reasoner.

This behind-the-scenes photograph of Tricia Nixon's "60 Minutes" tour of the White House was taken on May 26, 1970 by James E. Russell. Nixon, the eldest daughter of President Richard M. Nixon and First Lady Pat Nixon, guided reporters Harry Reasoner and Mike Wallace through the living quarters used by the First Family, including rooms not often seen by the public. In this photograph, Nixon is seen showing Wallace and Reasoner the Truman Balcony.

This behind-the-scenes photograph of Tricia Nixon's "60 Minutes" tour of the White House was taken on May 26, 1970 by James E. Russell. Nixon, the eldest daughter of President Richard M. Nixon and First Lady Pat Nixon, guided reporters Harry Reasoner and Mike Wallace through the living quarters used by the First Family, including rooms not often seen by the public. This leg of the tour was conducted in the President's Dining Room.

This photograph of President Dwight D. Eisenhower and First Lady Mamie Doud Eisenhower was taken at the White House on Christmas Day in 1956. The President and Mrs. Eisenhower are seen holding their youngest grandchild, Mary Jean Eisenhower.

This photograph is of the Eisenhower family enjoying Christmas dinner in the State Dining Room of the White House in 1960. Seated at the table are President Dwight D. Eisenhower, First Lady Mamie Doud Eisenhower, their son John S. D. Eisenhower, and several grandchildren.

This photograph is of Julie Nixon Eisenhower conducting a tour of the White House for sight impaired and partially blind children on July 18, 1969. Eisenhower, the daughter of President Richard M. Nixon and First Lady Pat Nixon, is seen showing the group a bust of President George Washington in the Cross Hall.

This photograph is of Caroline Kennedy and John F. Kennedy, Jr., the children of President John F. Kennedy and First Lady Jacqueline Kennedy, on the Truman Balcony during the Black Watch tattoo on November 13, 1963. The Black Watch (Royal Highland Regiment) was a British Army line infantry regiment from 1881 until 2006 when it became the 3rd Battalion, Royal Regiment of Scotland. A tattoo was originally simply a type of military music, but the word evolved to encompass the entire performance. Nine members of the Black Watch returned to the United States to participate in President Kennedy's funeral procession from the White House to the Cathedral of St. Matthew the Apostle.

This photograph is of Caroline Kennedy and John F. Kennedy, Jr., the children of President John F. Kennedy and First Lady Jacqueline Kennedy, on the Truman Balcony during the Black Watch tattoo on November 13, 1963. The Black Watch (Royal Highland Regiment) was a British Army line infantry regiment from 1881 until 2006 when it became the 3rd Battalion, Royal Regiment of Scotland. A tattoo was originally simply a type of military music, but the word evolved to encompass the entire performance. Nine members of the Black Watch returned to the United States to participate in President Kennedy's funeral procession from the White House to the Cathedral of St. Matthew the Apostle.

This photograph of members of the Trump family arriving at the lighting of the National Christmas Tree was taken by Matthew D'Agostino on November 28, 2018. Children and grandchildren of President Donald Trump attended the ceremony, a cherished holiday tradition in Washington, D.C. When President Calvin Coolidge lit the first tree in 1923, the celebration attracted more than 6,000 spectators. Today, the opening ceremony and nightly holiday concerts continue to draw hundreds of attendees.

This photograph of members of the Trump family arriving at the lighting of the National Christmas Tree was taken by Matthew D'Agostino on November 28, 2018. Children and grandchildren of President Donald Trump attended the ceremony, a cherished holiday tradition in Washington, D.C. When President Calvin Coolidge lit the first tree in 1923, the celebration attracted more than 6,000 spectators. Today, the opening ceremony and nightly holiday concerts continue to draw hundreds of attendees.

This photograph of members of the Trump family arriving at the lighting of the National Christmas Tree was taken by Matthew D'Agostino on November 28, 2018. Children and grandchildren of President Donald Trump attended the ceremony, a cherished holiday tradition in Washington, D.C. When President Calvin Coolidge lit the first tree in 1923, the celebration attracted more than 6,000 spectators. Today, the opening ceremony and nightly holiday concerts continue to draw hundreds of attendees.

This photograph of members of the Trump family arriving at the lighting of the National Christmas Tree was taken by Matthew D'Agostino on November 28, 2018. Children and grandchildren of President Donald Trump attended the ceremony, a cherished holiday tradition in Washington, D.C. When President Calvin Coolidge lit the first tree in 1923, the celebration attracted more than 6,000 spectators. Today, the opening ceremony and nightly holiday concerts continue to draw hundreds of attendees.

This photograph of members of the Trump family arriving at the lighting of the National Christmas Tree was taken by Matthew D'Agostino on November 28, 2018. Children and grandchildren of President Donald Trump attended the ceremony, a cherished holiday tradition in Washington, D.C. When President Calvin Coolidge lit the first tree in 1923, the celebration attracted more than 6,000 spectators. Today, the opening ceremony and nightly holiday concerts continue to draw hundreds of attendees.

This photograph of members of the Trump family arriving at the lighting of the National Christmas Tree was taken by Matthew D'Agostino on November 28, 2018. Children and grandchildren of President Donald Trump attended the ceremony, a cherished holiday tradition in Washington, D.C. When President Calvin Coolidge lit the first tree in 1923, the celebration attracted more than 6,000 spectators. Today, the opening ceremony and nightly holiday concerts continue to draw hundreds of attendees.

This photograph of members of the Trump family arriving at the lighting of the National Christmas Tree was taken by Matthew D'Agostino on November 28, 2018. Children and grandchildren of President Donald Trump attended the ceremony, a cherished holiday tradition in Washington, D.C. When President Calvin Coolidge lit the first tree in 1923, the celebration attracted more than 6,000 spectators. Today, the opening ceremony and nightly holiday concerts continue to draw hundreds of attendees.

This photograph of members of the Trump family arriving at the lighting of the National Christmas Tree was taken by Matthew D'Agostino on November 28, 2018. Children and grandchildren of President Donald Trump attended the ceremony, a cherished holiday tradition in Washington, D.C. When President Calvin Coolidge lit the first tree in 1923, the celebration attracted more than 6,000 spectators. Today, the opening ceremony and nightly holiday concerts continue to draw hundreds of attendees.

This photograph of the concrete block with the imprint of Lucinda Desha Robb's handprints was originally in the Children's Garden on the White House South Grounds. Robb was the daughter of Lynda Bird Johnson, daughter of President Lyndon B. Johnson and First Lady Lady Bird Johnson. The garden was created by President and Mrs. Johnson in 1968. Since then, several children and grandchildren of presidents and first ladies have added to the collection of imprints.

This photograph of the concrete block with the imprint of Lucinda Desha Robb's handprints was originally in the Children's Garden on the White House South Grounds. Robb was the daughter of Lynda Bird Johnson, daughter of President Lyndon B. Johnson and First Lady Lady Bird Johnson. The garden was created by President and Mrs. Johnson in 1968. Since then, several children and grandchildren of presidents and first ladies have added to the collection of imprints.

This photograph is of Ivanka Trump and Jared Kushner leaving the Rose Garden of the White House with their children on November 20, 2018 following the pardoning ceremony for the presidential turkey, Peas. Presidents and their families have received turkeys for the holidays as far back as the 1870s. However, the origin of the turkey pardon is said to have started with President Abraham Lincoln in 1863, after he offered clemency to a turkey purchased for Christmas dinner at his son's request. The pardoning of a Thanksgiving turkey became a formalized tradition during the Ronald Reagan administration.

This photograph is of guests invited to the turkey pardoning ceremony in the Rose Garden of the White House on November 20, 2018. Ivanka Trump and Jared Kushner are with their children in the front row. President Trump pardoned Peas, one of a pair of presidential turkeys. Presidents and their families have received turkeys for the holidays as far back as the 1870s. However, the origin of the turkey pardon is said to have started with President Abraham Lincoln in 1863, after he offered clemency to a turkey purchased for Christmas dinner at his son's request. The pardoning of a Thanksgiving turkey became a formalized tradition during the Ronald Reagan administration.

This photograph is of guests invited to the turkey pardoning ceremony in the Rose Garden of the White House on November 20, 2018. Ivanka Trump and Jared Kushner are with their children in the front row. President Trump pardoned Peas, one of a pair of presidential turkeys. Presidents and their families have received turkeys for the holidays as far back as the 1870s. However, the origin of the turkey pardon is said to have started with President Abraham Lincoln in 1863, after he offered clemency to a turkey purchased for Christmas dinner at his son's request. The pardoning of a Thanksgiving turkey became a formalized tradition during the Ronald Reagan administration.

This photograph is of guests invited to the turkey pardoning ceremony in the Rose Garden of the White House on November 20, 2018. Ivanka Trump and Jared Kushner are with their children in the front row. President Trump pardoned Peas, one of a pair of presidential turkeys. Presidents and their families have received turkeys for the holidays as far back as the 1870s. However, the origin of the turkey pardon is said to have started with President Abraham Lincoln in 1863, after he offered clemency to a turkey purchased for Christmas dinner at his son's request. The pardoning of a Thanksgiving turkey became a formalized tradition during the Ronald Reagan administration.

This photograph is of guests invited to the turkey pardoning ceremony in the Rose Garden of the White House on November 20, 2018. Ivanka Trump and Jared Kushner are with their children in the front row. President Trump pardoned Peas, one of a pair of presidential turkeys. Presidents and their families have received turkeys for the holidays as far back as the 1870s. However, the origin of the turkey pardon is said to have started with President Abraham Lincoln in 1863, after he offered clemency to a turkey purchased for Christmas dinner at his son's request. The pardoning of a Thanksgiving turkey became a formalized tradition during the Ronald Reagan administration.

This photograph is of Ivanka Trump and Jared Kushner's children interacting with Peas during the prior to the turkey pardoning ceremony in the Rose Garden of the White House on November 20, 2018. Presidents and their families have received turkeys for the holidays as far back as the 1870s. However, the origin of the turkey pardon is said to have started with President Abraham Lincoln in 1863, after he offered clemency to a turkey purchased for Christmas dinner at his son's request. The pardoning of a Thanksgiving turkey became a formalized tradition during the Ronald Reagan administration.