First U.S. to Cuba cruise in decades arrives in Havana

A man waves a Cuban flag at the Malecon waterfront as the first US-to-Cuba cruise ship to arrive in the island nation in decades glides into the port of Havana, on May 2, 2016.The first US cruise ship bound for Cuba in half a century, the Adonia -- a vessel from the Carnival cruise's Fathom line -- set sail from Florida on Sunday, marking a new milestone in the rapprochement between Washington and Havana. The ship -- with 700 passengers aboard -- departed from Miami, the heart of the Cuban diaspora in the United States. (Photo: ADALBERTO ROQUE/AFP/Getty Images)

Carnival's Adonia cruise ship arrives from Miami in Havana, Cuba, Monday, May 2, 2016. The Adonia's arrival is the first step toward a future in which thousands of ships a year could cross the Florida Straits, long closed to most U.S.-Cuba traffic due to tensions that once brought the world to the brink of nuclear war. (AP Photo/Ramon Espinosa)

People watch the Carnival Adonia cruise ship arrive from Miami, in Havana, Cuba, Monday, May 2, 2016. The Adonia's arrival is the first step toward a future in which thousands of ships a year could cross the Florida Straits, long closed to most U.S.-Cuba traffic due to tensions that once brought the world to the brink of nuclear war. (AP Photo/Ramon Espinosa)

Carnival's Adonia cruise ship arrives from Miami in Havana, Cuba, Monday, May 2, 2016. The Adonia's arrival is the first step toward a future in which thousands of ships a year could cross the Florida Straits, long closed to most U.S.-Cuba traffic due to tensions that once brought the world to the brink of nuclear war. (AP Photo/Ramon Espinosa)

Cuban soldiers watch the Carnival Adonia cruise ship arrive from Miami, in Havana, Cuba, Monday, May 2, 2016. The Adonia's arrival is the first step toward a future in which thousands of ships a year could cross the Florida Straits, long closed to most U.S.-Cuba traffic due to tensions that once brought the world to the brink of nuclear war. (AP Photo/Ramon Espinosa)

People watch Carnival's Adonia cruise ship arrive from Miami, in Havana, Cuba, Monday, May 2, 2016. The Adonia's arrival is the first step toward a future in which thousands of ships a year could cross the Florida Straits, long closed to most U.S.-Cuba traffic due to tensions that once brought the world to the brink of nuclear war. (AP Photo/Ramon Espinosa)

Rick Schneider of Delray Beach waves a Cuban flag onboard the Adonia as the ship leaves port in Miami, Sunday, May 1, 2016, en route to Cuba. After a half-century of waiting, passengers finally set sail on Sunday from Miami on an historic cruise to Cuba. Carnival's Cuba cruises, operating under its Fathom band, will visit the ports of Havana, Cienfuegos and Santiago de Cuba. (Joe Cavaretta/South Florida Sun-Sentinel via AP) MAGS OUT; MANDATORY CREDIT

A woman from Cuba waves Adonia leaves port in Miami, Sunday, May 1, 2016, en route to Cuba. After a half-century of waiting, passengers finally set sail on Sunday from Miami on an historic cruise to Cuba. Carnival's Cuba cruises, operating under its Fathom band, will visit the ports of Havana, Cienfuegos and Santiago de Cuba. (Patrick Farrell/The Miami Herald via AP) MAGS OUT; MANDATORY CREDIT

People waving Cuban flags greet passengers on Carnival's Adonia cruise ship as they arrive from Miami in Havana, Cuba, Monday, May 2, 2016. The Adonia's arrival is the first step toward a future in which thousands of ships a year could cross the Florida Straits, long closed to most U.S.-Cuba traffic due to tensions that once brought the world to the brink of nuclear war. (AP Photo/Ramon Espinosa)

Security agent looks over towards the Carnival Crop.'s Adonia as passengers board before it leaves port in Miami, Sunday, May 1, 2016, en route to Cuba. After a half-century of waiting, passengers finally set sail on Sunday from Miami on an historic cruise to Cuba. Carnival's Cuba cruises, operating under its Fathom band, will visit the ports of Havana, Cienfuegos and Santiago de Cuba. (Carl Juste/The Miami Herald via AP) MAGS OUT; MANDATORY CREDIT

St. Petersburg residents and sisters, Janet Rappazini, left, and Jackie Ely, center, hand their documents to security agent, Mazanne Jean as they board Carnival Corp.'s Adonia before it leaves port in Miami, Sunday, May 1, 2016, en route to Cuba. After a half-century of waiting, passengers finally set sail on Sunday from Miami on an historic cruise to Cuba. Carnival's Cuba cruises, operating under its Fathom band, will visit the ports of Havana, Cienfuegos and Santiago de Cuba. (Carl Juste/The Miami Herald via AP) MAGS OUT; MANDATORY CREDIT

Carnival's Adonia cruise ship arrives from Miami in Havana, Cuba, Monday, May 2, 2016. The Adonia's arrival is the first step toward a future in which thousands of ships a year could cross the Florida Straits, long closed to most U.S.-Cuba traffic due to tensions that once brought the world to the brink of nuclear war. (AP Photo/Ramon Espinosa)

Cubans watch as the first US-to-Cuba cruise ship to arrive in the island nation in decades glides into the port of Havana, on May 2, 2016. The first US cruise ship bound for Cuba in half a century, the Adonia -- a vessel from the Carnival cruise's Fathom line -- set sail from Florida on Sunday, marking a new milestone in the rapprochement between Washington and Havana. The ship -- with 700 passengers aboard -- departed from Miami, the heart of the Cuban diaspora in the United States. / AFP / ADALBERTO ROQUE (Photo credit should read ADALBERTO ROQUE/AFP/Getty Images)

Passengers on board the Adonia watch as the ship leaves port in Miami, Sunday, May 1, 2016, en route to Cuba. After a half-century of waiting, passengers finally set sail on Sunday from Miami on an historic cruise to Cuba. Carnival's Cuba cruises, operating under its Fathom band, will visit the ports of Havana, Cienfuegos and Santiago de Cuba. (Joe Cavaretta/South Florida Sun-Sentinel via AP) MAGS OUT; MANDATORY CREDIT