The Mark Twain House & Museum’s “Royal Nonesuch” Humor Writing Contest is open to writers around the world.

There are two categories, adult (age 18 and over) and young author (age 17 and under).

Entry Fees: $23 for the adult category and $13 for the young author category. Note that the entry fees go towards the preservation of The Mark Twain House & Museum.

Deadline: July 10, 2016.

Prizes: $1,000, $500, $250 for winners in both categories.

More here.