the.com/interchange
where roads briefly date everyone before committing to exactly one direction.
clover originCloverleaf design patented in 1916, decades before highways needed it
name reasonCalled interchange because cars never stop or cross paths
spaghetti junctionBirmingham's has 559 concrete columns and 18 routes
stack heightTallest stack interchanges rise five stories of looping ramps
land hogA single cloverleaf can swallow 40 acres of ground