1.   Refugees cross the rugged San Ysidro mountains, and it is always a perilous trip.

2.   He will tell about a perilous trip out of Vietnam in the hull of a mercantile boat.

3.   Despite the whopping price and the reported deaths of eight children on the perilous trip, they are in great demand.

4.   Each year thousands of North Africans fleeing poverty attempt the perilous trip in flimsy boats to mainland Spain or the Spanish islands.

5.   Bad weather discouraged Cubans from trying to make the perilous trip across the Florida Straits to the US mainland.