Four partners, one love: It’s polyamory

Imagine being in a serious relationship with your husband, a boyfriend, a girlfriend and dating around on the side — that’s polyamory. It’s not new, but is infiltrating tech culture.

29 tunnels. 9,000-feet high: America’s only ski train

Beat the traffic and ditch the car: Amtrak’s “Winter Park Express” takes skiers–and their gear– from downtown Denver, Colorado, to the Winter Park Resort, literally steps away from mountain chair lifts. The train climbs nearly 4,000 feet above Denver, cruises through 29 tunnels and gets you back to the city in time for dinner.