( CNN ) -- Sad news all around : The weekend brought one tragic story after another about people dying in travel accidents . Homicide charges after train derails in Spain . The driver of the train that careened around a curve and derailed in northwestern Spain last week now faces homicide charges . Authorities charged him Sunday with 79 counts of homicide -- - one for each life lost . Over the weekend , relatives of victims embarked on the grim but necessary task of picking up the luggage left behind . A solemn parade of mourners wheeled bags away from the police station in Santiago de Compostela . The suitcases had been recovered from the wreckage scene , their owners either dead or badly injured . Somber organ music filled the city 's cathedral Monday night at a memorial for the passengers who perished . On church trip , bus flips in Indiana . A youth pastor , his pregnant wife and a chaperone were killed on a church trip when their bus flipped over in Indiana on Saturday . The driver told witnesses that the vehicle 's brakes failed as he was trying to make a left turn , an Indianapolis Fire Department spokeswoman said . The bus ended up on its side on a concrete road barrier , with luggage and other debris strewn on the roadway . `` I saw bodies everywhere , kids in shock and disbelief , '' said John Murphy , who had stopped along the northern Indianapolis road where the bus crashed . The bus was returning from a camp in Michigan , Indianapolis Mayor Greg Ballard said . Bus packed with pilgrims plunges off bridge in Italy . A bus returning pilgrims from a weekend visit to a Catholic shrine in southern Italy plunged off a bridge into a wooded area , leaving at least 38 dead . The bus was traveling east of Naples in Avellino province , the Italian news agency ANSA reported . Avellino police official Pasquale Picone said the bus struck 11 cars on the road before falling off the bridge , leading police to suspect the bus had brake problems . But the exact cause of the accident remains unknown . Photos from the scene showed a broken guardrail and the bus lying on its side . New York boat crash kills bride , best man . In New York , wedding plans turned to funeral arrangements after a power boat carrying a wedding party crashed into a barge on the Hudson River late Friday . Two people died . Lindsey Stewart , the bride-to-be , and Mark Lennon , who was to have been the best man in the wedding party , and disappeared late Friday when a 21-foot Stingray power boat they were passengers on slammed into one of three construction barges strapped together near the Tappan Zee Bridge , 25 miles north of Manhattan . New York authorities are trying to piece together what went wrong . `` We 're looking into every single thing , '' Rockland County , New York , Sheriff Louis Falco said . `` What we 're going to do is bring in an accident reconstruction team . '' Pennsylvania helicopter crash kills 5 . A day after a helicopter went missing during bad weather , search crews spotted the wreckage Sunday in Wyoming County , Pennsylvania . Five people , including a child , died in the crash , the county 's coroner said . The Robinson 66 chopper departed from Tri-Cities Airport in Endicott , New York , and was headed to Jake Arner Memorial Airport in Lehighton , Pennsylvania . Federal officials said earlier it had come from Greater Binghamton Airport . Federal authorities are investigating . Switzerland : Commuter trains collide . Two commuter trains collided head-on in western Switzerland Monday evening , between the cities of Moudon and Payerne . Dozens were injured , several of them seriously , Swiss Railways spokesman Reto Schaerli said . `` We do n't know why this crash happened , '' he said . Floodwater sweeps tour bus downstream in Arizona . The driver of a tour bus loaded with passengers attempted to cross through floodwater that was at least 6 feet deep and 100 feet wide in northern Arizona on Sunday , . When fire department crews arrived , the bus had rolled onto its side and floated 300 yards downstream . No one was injured or killed , but authorities did n't mince words when they described the situation Sunday . `` The occupants were extremely lucky to have survived , '' Northern Arizona Consolidated Fire District Chief Patrick Moore said . `` When you think of how much water it takes to float a bus 300 yards , '' he said , `` you do n't have to be a rocket scientist to know you should n't drive there . '' CNN 's Holly Yan , Karl Penhaul , Barbie Nadeau , Livia Borghese , Janet DiGiacomo , Ed Payne , Alina Cho , Greg Botelho , Mark Morgenstein , Sho Wills , Dave Alsup and Stefan Simons contributed to this report .
NEW : Dozens are injured when two trains collide in Germany . NEW : Victims of a Spanish train crash are honored at a memorial . A young pastor and his pregnant wife are killed when a bus flips in Indiana . A bus packed with people plunges off a bridge in Italy , killing two .