Floor Is Lava

Flight attendants, fiancés and fierce ladies leap across couches, swing from cargo nets and find time to contemplate an abominable yeti.

Two teams of lava-leaping maniacs go head-to-head in the kitchen, where one false move can send even the fiercest competitor to an unpleasant exit.

A fresh crop of victims, er, players take on the planetarium level, where the Earth really is flat and giant red buttons are sometimes best avoided.

Things bottom out on the basement level when a team of brawny bros takes on a trio of co-workers who met on the job.

In the season finale, host Rutledge Wood welcomes three new teams — including a trio of social media mavens — to the hottest party in town.