Built from 1939 to 1942, the two-story building is more than half the size of the White House, according to U.S. State Department data, and was constructed with the finest materials and craftsmanship of the time.

Follow the minute-by-minute special coverage of President Obama’s Cuba visit

U.S. President Barack Obama, accompanied by his family, has just arrived in Havana, Cuba, marking the first visit ever by a sitting American since Calvin Coolidge in 1928.

Follow the minute-by-minute special coverage of President Obama’s Cuba visit

It’s not just Cubans who are anxiously anticipating U.S. President Barack Obama’s arrival this afternoon. American travelers in Havana, some of whom booked their trips long before the trip was announced, are tickled to be in town during the historic visit.

Watch pictures & videos of President Obama’s Cuba visit here

Almost exactly on year ago, Airbnb received permission to begin operating in Cuba, but was only able to connect U.S. guests with accommodations.

President Obama left Washington for Cuba Sunday and is right now flying on Air Force One en route to Havana, becoming the first sitting president to travel to the island nation in almost 90 years.

Follow the minute-by-minute special coverage of President Obama’s Cuba visit

U.S. President Barack Obama is expected to arrive in Havana today at 4:50pm (ET) to start a historic three-day visit to Cuba, the first by an American president since 1928.