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
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.