The phrase "outlandish things" means bizarre, strange, or uncommon ideas, actions, or behavior that is not considered normal or conventional. Full definition
«You've got the magic - bullet theory, which is one of the most outlandish things of all time. (si.com)
The rest is a ham - fisted epic with little joy, lots of outlandish things presented with tongue forcibly removed from cheek, and only some brief moments of the series» trademark humor. (markreviewsmovies.com)
What really upsets me are the conservative «Christians» who say such outlandish things as «liberalism and Christianity are incompatible» or «You can not be a Democrat and a Christian». (religion.blogs.cnn.com)