LONDON - British tourists are becoming increasingly concerned over their personal safety and the safety of their families when abroad, according to research by Travelzoo. When asked how events had impacted their willingness to travel abroad, just over half said recent acts of terrorism (54%) and the migrant situation (51%) had directly influenced how they feel about taking overseas holidays.When commenting on the impact specific events have had on their travel habits: Three-quarters (75%) said they are now actively avoiding Islamic countries for holiday destinations 73% said the migrant situation has put them off travelling through the Channel Tunnel or by Eurostar Over half (54%) admitted that the Tunisia terrorist attack has put them off planning/booking a holiday anywhere abroad.