Business trip alone

When was a young I like have business trip . I can travel to foreign to see many different thing .
forexample people , food , building ,culture ... My job is electrical engineer . sometime our customer may request on side support . some time only one personal to support . It is difficual .
First language problem . Engineer normally speak poor english . Second it can't discussion issue with co work . that is need to spend long time to fix bug . In holiday i do'nt know how to go to interest place . Too many business trip i can not take of my family well