U.S.A.

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FDC -  24 - 09 -1956

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Monadnock

Devils Tower 

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​

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RHODESIA

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FDC -  30 - 08 -1971

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Granite

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BELGIQUE

​

FDC -  16 - 10 -1976

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St. Jerome in Mountain Landscape 

Peinting

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AUSTRALIA

​

FDC -  09 - 04 - 1979​

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Rock formations

National Park

ISLE OF MAN

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FDC -  05 - 03 - 1980

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Rock formations

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Conglomerate arch 

Volcanic rocks 

Limestone breccia

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Great Britain  

​

FDC -  24 - 06 -1981

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Basaltic lava flow

The Giant's Causeway

FRANCE  UNESCO

​

FDC -  01 - 06 -1986

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 Uluru Park

Australia

SOUTH WEST AFRICA​

​

FDC -  03- 03 -1988

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Hoba Meteorite

and

The sight of SWA

Bhutan

​

FDC - 02 - 08 -1991

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Rainbow Bridge

Nat. Monument, Utah

AUSTRALIAN ANTARCTIC TERR.

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FDC -  23 - 12 -1996

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Rock formations

Extreme Land Formes

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ESTONIA - EESTI

​

FDC -  18 - 09 - 2002

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 Rock formations

Limestone

Estonia's national stone

​

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HONG-KONG

​

FDC -  15 - 09 - 2002

​

 Rock formations

AUSTRALIA

​

FDC -  03 - 03 -2008

​

Rock formations

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NEW ZEALAND

​

IP-  01 - 01 -2001

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Rock formations

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ROMANIA

​

2007

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PS - Prestamped envelope

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Rocks  - Peridotit