Enchantment — Aura, W (1)
Uncommon
Enchant land
Enchanted land is indestructible and can't be enchanted by other Auras.
Illus. Jeff A. Menges

4/1/2005: The land can be targeted by land-destroying spells and the spell will resolve, but the land will simply not be destroyed.
9/25/2006: If Consecrate Land enters the battlefield attached to a land that's enchanted by other Auras, those Auras are put into their owners' graveyards.
9/25/2006: An indestructible permanent can't be destroyed, but it can still be sacrificed, exiled, put into a graveyard, and so on.
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Classic (MTGO)
Legal in Commander
Legal in Modern