We will be hosting a stream tomorrow talking in general about the new caves and vehicles.
Twitch: http://www.twitch.tv/miscreated
It will start at 4:00PM EDT. Check here for a conversion to your local time:
http://www.timeanddate.com/countdown/generic?iso=20150325T14&p0=220&msg=Miscreated+-+Dev+Talk%3A+Caves+%26+Vehicles&csz=1