Photos:: Europe’s migrant tide

A Syrian man helps his daughter across rocks as they land on Lesbos from Turkey. Many immigrants don’t know how to swim, which makes the crossing that much more frightening.

Two teenage girls are helped off of a rubber boat after crossing from Turkey to Greece with their family.  (Carolyn Cole / Los Angeles Times)

Boats used by smugglers to ferry migrants from Turkey to Greece lie stranded on the beaches of Lesbos.

Mousa Akbari, right, comforts his daughter, Sitari, 3, as they land on the shores of Greece after a two-hour boat ride. They are from Ghazni, Afghanistan.

Migrants are helped off rubber boats as they arrive on Lesbos, Greece, on Saturday, Nov. 7, 2015.

A woman is overcome as she arrives on the shores of Greece after crossing in a rubber boat from Turkey.  (Carolyn Cole / Los Angeles Times)

The shoreline is littered with thousands of life jackets left by arriving migrants on the island of Lesbos, Greece.  (Carolyn Cole / Los Angeles Times)

In advance of a visit from Greek President Prokopis Pavlopoulos, a city worker cleans up beaches littered with life jackets after the arrival of migrants on Saturday, Nov. 7, 2015, on the island of Lesbos.

A boat filled with migrants, arriving from Turkey, is assisted by Greece Coast Guard ships on Saturday, Nov. 7, 2015.  (Carolyn Cole / Los Angeles Times)

Women sit by the fire as they wait to cross the border in the town of Spielfeld, Slovenia, at the Slovenia-Austria border on Monday.

Mlrz Slman looks at her phone as she holds her daughter Ferhan, 2, as she sleeps in the town of Spielfeld, Slovenia, on Monday. Slman is from the town of Homs, Syria, where she said her mother and father were killed by government soldiers.They wait to cross into Austria.

Two men who tried to get across the Slovenia-Austria border using an unauthorized route are sent back in the town of Spielfeld, Slovenia, on Monday.

A Syrian man with his child after being told he can’t cross to the gas station in the town of Spielfeld, Slovenia, on Monday. He must use the route being provided by the authorities to go to Austria and on to Germany.

Migrants arrive at the train station in Dobova, Slovenia, where they are given information by an aid worker from Caritas. They will be sent by train to the town of Spielfeld, Austria, on Nov. 1, 2015.

Migrants arrive at the Slovenia-Austria border in the early morning guarded by police and soldiers in the town of Spielfeld, Austria, on Nov. 1, 2015.

A Syrian family disembarks from the train at the Slovenia-Austria border on Nov. 1, 2015.

A young girl keeps warm by a fire as she and her family wait to cross from Slovenia into the Austrian town of Spielfeld on Nov. 1, 2015.

A Syrian family sits on the floor of a train car in the town of Dobova, Slovenia, as they wait to move west. They are traveling by train to Spielfeld, Austria, on Nov. 1, 2015.

A man carries his son and his possessions as he leaves a train at the Slovenia-Austria border on Nov. 1, 2015.

Marwa, 3, from Kabul, Afghanistan, peers from a window as she waits with her family on a train bound for the Austrian border. She and her family arrived in Dobova, Slovenia, from Croatia on Nov. 1, 2015.

Immigrants arriving from Slovenia’s border with Croatia walk from a train station toward the Slovenian crossing into Austria. Two trains, each carrying more than 1,000 passengers, arrived by midday on Saturday; more were expected.

Migrants arriving from the Croatian frontier approach Slovenia’s border with Austria, one of the main entry points into the country.

Immigrants move toward Austria after traveling by train from the Slovenia-Croatia border. Waves of arrivals in Europe are made up mainly of Syrians, Afghans, Iraqis and Eritreans, with many other nationalities represented as well.

A woman struggles to get off of a train with her child as she and other migrants arrive near Slovenia’s border with Austria, where they will cross. Hundreds of thousands of migrants and refugees have arrived in Europe this year.

Migrants walk toward Slovenia’s border with Austria on Saturday. Austria, while far better equipped than its poor neighbors to the southeast to feed and shelter those arriving, has said it too is struggling.

Migrants arriving by train at Slovenia’s border with Austria head from the station to the frontier.

A Slovenian soldier keeps watch as immigrants arriving from the Croatian border walk from the train station toward the border with Austria.

An Iranian family stays warm by a fire as they wait to cross from Slovenia into Austria.