Like Street View except it shows all the stuff below ground level - buried services, drains, tunnels, subways, old mine workings, air raid shelters, crypts and cellars.-- 8th of 7, Mar 06 2010 Mapping Abysses http://pruned.blogs...apping-abysses.htmlCourtesy of [AWOL] from a posting earlier today elsewhere. [jurist, Mar 06 2010] Mapping cables and pipes http://news.cnet.co...1395_3-6052559.htmlbut not cool stuff. [MaxwellBuchanan, Mar 06 2010] Cave Clan http://www.caveclan.orgwould be very popular! [simonj, May 20 2010] You're brilliant. I'm actually surprised they haven't done it yet!-- blissmiss, Mar 06 2010 I'd like it.-- po, Mar 06 2010 "All your bun are belong to us"-- 8th of 7, Mar 06 2010 I like this a lot. There are various schemes to map cables and pipes so that road repair crews can drill into them more efficiently (link), but this idea is more extensive and more better. [+]-- MaxwellBuchanan, Mar 06 2010 + excellent!-- xandram, Mar 07 2010 Sadly [duckdodgers], the Fuhrerbunker was filled in decades ago.-- Germanicus, Mar 07 2010 random, halfbakery