The Radar: California’s Fall Colors, Northern Lights Go South, Extreme Halloween

• New England isn’t the only region in the U.S. showing its fall color. Check out California’s impressive foliage. Here are seven spots in the state to enjoy autumn’s changing leaves. [So Cal Wanderer]

• The phenomenon known as aurora borealis, or northern lights, migrated south earlier this week. The lights were spotted in 20 U.S. states as far south as Alabama. See photos of  the spectacular display. [Huffington Post]

• Add an extreme twist to these traditional Halloween activities. [BBC]

Got Radar? Follow us on Twitter @NatGeoTraveler and tag your favorite travel stories from the Web #ngtradar. Check back in the morning for our daily roundup.

Photo: Anh Vo/My Shot