Alone At Sea.
Float on a raft and experience the solitude and isolation of an open ocean.
Explore the raft from the famous Kon Tiki expedition.
Climb the ladder into the crows nest.
Turn on the radio for appropriate background music.
UPDATE (August 12, 2014):
DK2 version now available for Windows and Mac, SDK 0.4.1.
Notes: there seems to be issues with positional camera location and in-game player height. Pressing "r"
will center camera and may alter player scale depending on where your camera is mounted.
Windows Download link (64 bit): https://mega.co.nz/#!EUoXXLRI!VG09NiF3di7QLG0rCYhpxVs_WUVhwzInTKspGzVO5L8
Mac download link (untested): https://mega.co.nz/#!RJxEEAIJ!1w77mU-0uxF31smVS_URft2uGPoK7nKXX3XSG7pR0Wk