Cache types

NOTE: WORK IN PROGRESS

A geocache may be of several types.

This document describes the existing cache types across Opencaching sites.

Cache types matrix

ID		Type	Usage	Image			Notes
C	F			OCPL	OCUS	OCDE
1	1	Unknown	All				Caches that do not fit any explicitely declared type
2	2	Traditional	All				Physical container at the coordinates
3	3	Multi-cache	All				Sequence of physical containers, each with clues leading to the next
4	4	Virtual cache	All				No physical container. Must visit the place and answer questions and provide proof you visited.
5	5	Webcam cache	All				No physical container. Must visit the place and take picture using the webcam and provide proof.
6	6	Event	All				No physical container. Not counted as "found". Social gathering of geocachers.
7	7	Puzzle cache (quiz)	All				Physical container not at coordinates. Must solve puzzle to find it.
8	16	Moving cache	OCPL				Physical container changes location after each find.
8	8	Math/Physics cache	OCDE				Physical container not at coordinates. Requires to solve math or physics type problem.
9	14	Geopath final cache	OCPL				Bonus cache as GeoPath final (FIXME)
9	15	Podcast cache	OCUS				Physical container not at coordinates. Must use clues in audio file to locate.
9	9	Moving cache	OCDE				Physical container changes location after each find.
10	17	Owncache	OCPL				Travels with owner. Must meet owner to find. (FIXME)
10	10	Drive-in cache	OCDE				Physical container near parking. A.k.a. park&grab
10	18	Educache	OCUK				No physical container. Requires research about subject, questions to answer, proof of visiting the area (similar to "earthcache")
10	19	Guestbook cache	OCUS				Physical container is a guestbook, available to sign
11	11	USB cache	OCUS				Physical container is a USB flash drive. Log is a digital file.
12	12	Bitcache	OCUS				Playing card with serial number. See www.BITcaching.com
13	13	Letterbox cache	OCUS				Similar to multi or mystery field puzzle, with final container additionally having a rubber stamp.