National Cherry Blossom Festival's 100th anniversary

First Lady Michelle Obama takes part in a 1912 Cherry Blossom tree planting re-enactment ceremony with Yoriko Fujisaki, the wife of Japanese Ambassador Ichiro Fujisaki, near the Tidal Basin and along the Potomac River on March 27.

Tourists enjoy the cherry blossoms in full bloom around the Tidal Basin on March 22 in Washington, D.C.

Two young women enjoy a pedal boat March 22 in the Tidal Basin in Washington, D.C.

With above-average temperatures in the region over the winter, the cherry blossoms, seen March 22, were blooming earlier.

Boaters take in the view of the Tidal Basin on March 22.

Sisters Rama, Jena and Elana El Agha of Fairfax, Va., play with cherry blossom petals March 23 in Washington, D.C.

Cherry blossoms in full bloom March 22 around the Tidal Basin.

Khandan Jahanshani of Tehran, Iran, takes in the blooming cherry trees, among some of the oldest trees along the Tidal Basin in Washington, D.C.

This year marks the 100th anniversary of the cherry trees, which were originally a gift from Japan and were planted on the National Mall.

The National Park Service expects the bloom to peak between March 20 and 23, one of the earliest on record due to warmer-than-average temperatures.

Cherry trees blossom by the Tidal Basin March 19, 2012, in Washington, D.C.

Kitty Stoner of Annapolis, Md., enjoys the warm weather and blossoming cherry trees.

Welcoming weather brings out some soccer players.

The gift from Japan 100 years ago started with a planting ceremony between then U.S. First lady Helen Herron Taft and Viscountess Chinda, wife of the Japanese ambassador.

Budding cherry blossom trees along the Tidal Basin are seen with the Washington Monument in the background on March 12. This year marks the 100th anniversary of when Japan gifted the trees to the U.S.

People paddle a boat on the Tidal Basin during the first bloom of the cherry blossoms in Washington, D.C., on March 18. The trees were planted 100 years ago in a ceremony between U.S. first lady Helen Herron Taft and Viscountess Chinda, wife of the Japanese ambassador.

The Jefferson Memorial, photographed on March 19, is framed by cherry blossom trees. The blossoms are expected to reach their peak on March 20.

A cherry blossom branch is seen on a tree adjacent to the Tidal Basin on the National Mall in Washington, D.C., on March 17.

A couple take photos beneath cherry blossom trees near the Tidal Basin on the National Mall in Washington, D.C., on March 17.

Tourists walk by cherry blossom trees near the Martin Luther King Jr. National Memorial in Washington, D.C., on March 18.

The Washington Monument is framed by cherry blossom trees in this March 19 photograph.