subterranean ravel and places,Guizhou province,china

Search Amazon.com for prehnite Underground Worlds: Guizhou ChinaLonggong(Dragon palace)
Looks like a crystal palace and has waterfalls

Zhijin cave is a cave known as the `museum of karst',it might be 1.2 million years old,is over  7 miles long and has rocks like prehnite,bloodstone and curlstone


Zhirendong cave
Here have been discovered modern human remains(part of a mandible and two molars) dating from possibly 100,000 years ago ,found under the oldest flowstone.
Also found were remains of orang-utans and giant tapirs.

subterranean travel and places,staffordshire,england,uk

Thor's cave  is located 250ft above  the Manifold valley and  has  views over the said valley.

subterranean travel and places,lazio region and vatican city,italy

The Colosseum in Rome has underground pits etc which were buried around 400-500 AD.

There are also many catacombs in the Rome city area.

In the Vatican city is a underground catacomb(i believe) where st peter is buried.

subterranean travel and places,alaska,usa

In 1996, archaeologists found inside  On your knees cave, 10,000  years old palaeoindian bones,Dna analysis showed a relationship to tribes  that lived/live down the western coastal areas of the american continent.

subterranean travel and places,andalucia/andalusia region,spain

The town of Antequera has some caves,possibly connected to the limestone landscape in theParque natural del torcal de antequera.

subterranean travel and places,lancashire,england,uk

Dogs holes caves

Eaves wood in silverdale has limestone caves
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subterranean travel and places,castile and leon region,spain

Sima de los huesos,near burgos is a cave where homo heidelbergensis fossils have been found,going back at least
500,000 years.
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