National Lampoon's Vacation (1983) - The Griswold family's cross-country drive to the Walley World theme park proves to be much more arduous than they ever anticipated.
http://www.imdb.com/title/tt0085995/?ref_=nv_sr_2
National Lampoon's European Vacation (1985) - The Griswolds win a vacation tour across Europe where the usual havoc ensues.
http://www.imdb.com/title/tt0089670/?ref_=nv_sr_3
National Lampoon's Christmas Vacation (1989) - The Griswold family's plans for a big family Christmas predictably turn into a big disaster.
http://www.imdb.com/title/tt0097958/?ref_=nv_sr_1
Vegas Vacation (1997) - In the fourth outing for the vacation franchise, the Griswolds have to survive Vegas fever when they go to Las Vegas for a fun family vacation.
http://www.imdb.com/title/tt0120434/?ref_=nv_sr_1
Vacation (2015) - Rusty Griswold takes his own family on a road trip to "Walley World" in order to spice things up with his wife and reconnect with his sons.