A tree like a stair - or a stair like a tree ;-)

You have to climb a little bit. Only do this when it is dry or take a ladder.

This is a reverse wherigo. You can start at the listing coords.

Codes for the reverse wherigo:

314186
303107
166832

The cartridge can be downloaded here:

http://www.wherigo.com/cartridge/details.aspx?CGUID=dcdcd2ff-c171-4487-93bc-678f6d03ac4f