Locus amoenus is a literary topos involving an idealized place of safety or comfort. A locus amoenus is usually a beautiful, shady lawn or open woodland, or a group of idyllic islands, sometimes with connotations of Eden or Elysium.
John Constable's Wivenhoe Park, Essex: An idyllic scene featuring trees, grass, and water
Maerten Ryckaert, Rocky Pastoral Landscape
Modern-day Arcadia
Characters in the Forest of Arden in Shakespeare's As You Like It
A utopia typically describes an imaginary community or society that possesses highly desirable or near-perfect qualities for its members. It was coined by Sir Thomas More for his 1516 book Utopia, which describes a fictional island society in the New World.
The Earthly Paradise – Garden of Eden, the left panel from Hieronymus Bosch's The Garden of Earthly Delights
The Golden Age by Lucas Cranach the Elder
A new heaven and new earth, Mortier's Bible, Phillip Medhurst Collection
New Harmony, Indiana, a Utopian attempt, depicted as proposed by Robert Owen