Mystery Doors Mod also know as the Doors 2 Anywhere is a mod that adds 2 new doors to minecraft. The doors once you step through them telport you to random locations all over the map. One of the doors allows you to teleport back to where you came from while the other door sends you to random locations without no door to go back.
How to install:
Download Links for Mystery Doors Mod:
For Minecraft 1.5.2
For 1.7.10, 1.7.2