The best vacations include:

A large body of water
A beach
The right number of people
No cell phones
No electronics
The musical instrument of your choice
One or two good books - the kind made from paper
No socks to wear
No neckties to wear
And just the right amount of beverages of choice

OR

A large city of an historical nature
Public transport
Museums
Live theater
A great local foods to enjoy
One special person to enjoy them with.