Land of the Lost

The Land of the Lost is the unofficial appellation ascribed to the otherworldly setting of the 1974-1977 children's television series Land of the Lost. It is sometimes referred to as the "Lost Land". Alternate versions of the setting were also featured in the 1991 Land of the Lost' series as well as the 2009 Land of the Lost'' feature film.

Description
The Land of the Lost is a planet, the exact location of which is unknown. It exists within its own interdimensional plane of reality separate from that of Earth or perhaps even, other worlds. Travel to the Lost Land cannot be accomplished through conventional means of space travel and can only be conducted by way of interdimensional spacetime portals.