CREATE TABLE table_203_375 (id DECIMAL, "name" TEXT, "year built" TEXT, "country" TEXT, "town" TEXT, "height" TEXT, "remarks" TEXT)

how many metres is the mississippi aerial river transit from bottom to top ?
SELECT "height" FROM table_203_375 WHERE "name" = 'mississippi aerial river transit'
SELECT "height" FROM "table_203_375" WHERE "name" = 'mississippi aerial river transit'