Canadian Prime Minister Trudeau and his family travelled to Washington for a three-day visit hosted by U.S. President Barack Obama, the U.S. State Department, American University and a group of think-tanks. Here's a pictorial look at the trip.

Lest we forget  

Prime Minister Justin Trudeau takes part in a wreath-laying ceremony at the Tomb of the Unknown Soldier at Arlington National Cemetery on March 11, 2016, in Arlington, Va.  

Justin Trudeau

(Paul Chiasson/Canadian Press)

Raising a glass to Canada-U.S. relations 

U.S. President Barack Obama and Prime Minister Justin Trudeau exchange toasts during a state dinner at the White House in Washington, on Thursday.

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(Brendan Smialowski/AFP/Getty Images)   

Red carpet arrival for state dinner

Obama and his wife, Michelle, pose with Trudeau and Sophie Grégoire-Trudeau at the North Portico of the White House in Washington.

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(Pablo Martinez Monsivais/Associated Press)

The two couples chat as they head toward the lavish state dinner Thursday night with 200 guests. 

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(Pablo Martinez Monsivais/Associated Press)

Celebrity guest list

Canadian actor Mike Myers and his wife, Kelly Tisdale, arrive for the state dinner.

Mike Myers and his wife Kelly

(Andrew Harnik/Associated Press)

Canadian actor Ryan Reynolds arrives with his wife, actress Blake Lively.

Ryan Reynolds and Blake Lively

(Andrew Harnik/Associated Press)
 

Gathering of the press

What's a political visit without the meeting with reporters? Obama, centre, and Trudeau greet the media in the Oval Office of the White House.

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(Jonathan Ernst/Reuters) 

Family gathering

Trudeau's official staff photographer Adam Scotti also caught this picture of the Trudeau family meeting the Obamas in the Oval Office.

Friendship toast

From the White House, Trudeau travelled on to the State Department, where Secretary of State John Kerry hosted a special lunch in his honour.    

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(Gary Cameron/Reuters)
 

Creating awareness

Michelle Obama, right, flashes a thumbs-up as she watches children perform, along with Sophie Grégoire-Trudeau, at the U.S. Institute of Peace in Washington. The event was to highlight Let Girls Learn's efforts and raise awareness for global girls' education.

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(Cliff Owen/Associated Press)

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(Cliff Owen/Associated Press)

Sharing a laugh

Both the Trudeaus and the Obamas seemed to enjoy the arrival ceremony. 

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(Kevin Lamarque/Reuters)

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(Paul Chiasson/Canadian Press)

Waiting game

Members of the audience gathered on the South Lawn of the White House prior to the arrival ceremony of Canada's prime minister.

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(Andrew Harnik/Associated Press)

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(Jonathan Ernst/Reuters)

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(Jonathan Ernst/Reuters)

Kerry's welcome

U.S. Secretary of State John Kerry, right, welcomes Trudeau at the arrival ceremony as Obama looks on. Kerry hosted Trudeau at a lunch on Thursday afternoon.

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(Jonathan Ernst/Reuters) 

Warm welcome

Trudeau and his family received a warm welcome by students from Paterson Elementary School in Washington, as part of their arrival.

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(Cliff Owen/Associated Press) 

Taking it in stride

Hadrien, Trudeau's youngest child, takes it in stride as his family is welcomed at Andrews Air Force Base.

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(Paul Chiasson/Canadian Press)

Arrival

Trudeau and family are welcomed after landing. 

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(Paul Chiasson/Canadian Press)