Mount Kilimanjaro, Tanzania  27 June 2014

Mount Kilimanjaro, Tanzania

27 June 2014

 Wasini, Kenya  15 March 2014

Wasini, Kenya

15 March 2014

 Ben Arthur, Scotland  18 September 2010

Ben Arthur, Scotland

18 September 2010

 Mount Kilimanjaro, Tanzania (from Taita Hills, Kenya)  1 March 2014

Mount Kilimanjaro, Tanzania (from Taita Hills, Kenya)

1 March 2014

 River Number 2, Sierra Leone  30 October 2009

River Number 2, Sierra Leone

30 October 2009

 Juneau, Alaska  28 July 2007

Juneau, Alaska

28 July 2007

 Petersburg, Alaska  20 May 2007

Petersburg, Alaska

20 May 2007

 Ann Arbor, Michigan  28 July 2007

Ann Arbor, Michigan

28 July 2007

 Ngorongoro Conservation Area, Tanzania  14 October 2011

Ngorongoro Conservation Area, Tanzania

14 October 2011

 Volcanoes National Park, Hawaii  31 March 2008

Volcanoes National Park, Hawaii

31 March 2008

 Kauai, Hawaii  7 April 2008

Kauai, Hawaii

7 April 2008

 Near Guam, Pacific Ocean  13 May 2004

Near Guam, Pacific Ocean

13 May 2004

 Suburban Washington, DC  2 June 2014

Suburban Washington, DC

2 June 2014

 Above central Africa  26 September 2011

Above central Africa

26 September 2011

 Near Kpong, Ghana  3 July 2010

Near Kpong, Ghana

3 July 2010

 Ngorongoro Conservation Area, Tanzania  14 October 2011

Ngorongoro Conservation Area, Tanzania

14 October 2011

 Lake Manyara National Park, Tanzania  10 October 2011

Lake Manyara National Park, Tanzania

10 October 2011

 Ngorongoro Conservation Area, Tanzania  14 October 2011

Ngorongoro Conservation Area, Tanzania

14 October 2011

 Serengeti National Park, Tanzania  12 October 2011

Serengeti National Park, Tanzania

12 October 2011

 Tacugama Chimpanzee Sanctuary, Sierra Leone  5 October 2008

Tacugama Chimpanzee Sanctuary, Sierra Leone

5 October 2008

 Tafi Atome, Ghana  23 April 2012

Tafi Atome, Ghana

23 April 2012

 Tafi Atome, Ghana  23 April 2012

Tafi Atome, Ghana

23 April 2012

 Nyali, Kenya  21 May 2014

Nyali, Kenya

21 May 2014

 Sleeping Bear Dunes National Lakeshore, Michigan  2 September 2005

Sleeping Bear Dunes National Lakeshore, Michigan

2 September 2005

 Eastern Montana  10 May 2007

Eastern Montana

10 May 2007

 Juneau, Alaska  24 June 2007

Juneau, Alaska

24 June 2007

 Mount Kilimanjaro, Tanzania  1 March 2014

Mount Kilimanjaro, Tanzania

1 March 2014

 Juneau, Alaska  7 July 2007

Juneau, Alaska

7 July 2007

 Juneau, Alaska  15 July 2007

Juneau, Alaska

15 July 2007

 Volcanoes National Park, Hawaii  1 April 2008

Volcanoes National Park, Hawaii

1 April 2008

 Ivinghoe, England  14 December 2008

Ivinghoe, England

14 December 2008

 Shai Hills Resource Reserve, Ghana  1 May 2010

Shai Hills Resource Reserve, Ghana

1 May 2010

 Parc National des Grands-Jardins, Quebec  6 August 2010

Parc National des Grands-Jardins, Quebec

6 August 2010

 Washington, DC  6 July 2012

Washington, DC

6 July 2012

 Ring of Kerry, Ireland  12 June 2013

Ring of Kerry, Ireland

12 June 2013

 Parc National des Grands-Jardins, Quebec  30 July 2013

Parc National des Grands-Jardins, Quebec

30 July 2013

 Patapsco State Park, Maryland  6 October 2013

Patapsco State Park, Maryland

6 October 2013

 Taita Hills, Kenya  2 March 2014

Taita Hills, Kenya

2 March 2014

 Karaga, Ghana  29 June 2004

Karaga, Ghana

29 June 2004

 Gingaani, Ghana  7 July 2004

Gingaani, Ghana

7 July 2004

 Gingaani, Ghana  7 July 2004

Gingaani, Ghana

7 July 2004

 Bunglung, Ghana  21 July 2004

Bunglung, Ghana

21 July 2004

 Bunglung, Ghana  21 July 2004

Bunglung, Ghana

21 July 2004

 Bumpeh, Sierra Leone  10 July 2008

Bumpeh, Sierra Leone

10 July 2008

 Bumpeh, Sierra Leone  10 July 2008

Bumpeh, Sierra Leone

10 July 2008

 Binkolo, Sierra Leone  28 August 2008

Binkolo, Sierra Leone

28 August 2008

 Gbendembu, Sierra Leone  28 August 2008

Gbendembu, Sierra Leone

28 August 2008

 Tikonko, Sierra Leone  25 November 2008

Tikonko, Sierra Leone

25 November 2008

 Juneau, Alaska  22 July 2007

Juneau, Alaska

22 July 2007

 Accra, Ghana  15 January 2011

Accra, Ghana

15 January 2011

 Winneba, Ghana  30 January 2011

Winneba, Ghana

30 January 2011

 Accra, Ghana  25 May 2011

Accra, Ghana

25 May 2011

 Kilimanjaro National Park, Tanzania  8 October 2011

Kilimanjaro National Park, Tanzania

8 October 2011

 Dublin, Ireland  1 June 2013

Dublin, Ireland

1 June 2013

 Mount Brandon, Ireland  6 June 2013

Mount Brandon, Ireland

6 June 2013

 Boston, Massachusetts  15 April 1989

Boston, Massachusetts

15 April 1989

 Washington, DC  21 March 2000

Washington, DC

21 March 2000

 Boston, Massachusetts  7 May 2003

Boston, Massachusetts

7 May 2003

 Bunglung, Ghana  20 July 2004

Bunglung, Ghana

20 July 2004

 Boston, Massachusetts  8 January 2005

Boston, Massachusetts

8 January 2005

 Rugby, North Dakota  10 May 2007

Rugby, North Dakota

10 May 2007

 Seattle, Washington  17 May 2007

Seattle, Washington

17 May 2007

 Freetown, Sierra Leone  14 February 2009

Freetown, Sierra Leone

14 February 2009

 Accra, Ghana  1 May 2010

Accra, Ghana

1 May 2010

 Akosombo, Ghana  3 July 2010

Akosombo, Ghana

3 July 2010

 Cape Coast, Ghana  4 September 2010

Cape Coast, Ghana

4 September 2010

 Edinburgh, Scotland  10 September 2010

Edinburgh, Scotland

10 September 2010

 Glasgow, Scotland  13 September 2010

Glasgow, Scotland

13 September 2010

 Kumasi, Ghana  9 September 2011

Kumasi, Ghana

9 September 2011

 Washington, DC  15 July 2012

Washington, DC

15 July 2012

 Washington, DC  4 July 2013

Washington, DC

4 July 2013

 Washington, DC  26 October 2013

Washington, DC

26 October 2013

  Kisite Marine National Park, Kenya    16 March 2014

Kisite Marine National Park, Kenya

16 March 2014

 Lagos, Nigeria  29 March 2003

Lagos, Nigeria

29 March 2003

 Palau  20 May 2004

Palau

20 May 2004

 Orchard Beach State Park, Michigan  31 August 2005

Orchard Beach State Park, Michigan

31 August 2005

 British Columbia, Canada  19 May 2007

British Columbia, Canada

19 May 2007

 Wasini, Kenya  15 March 2014

Wasini, Kenya

15 March 2014

 Juneau, Alaska  24 June 2007

Juneau, Alaska

24 June 2007

 Washington state  9 August 2007

Washington state

9 August 2007

 Kauai, Hawaii  5 April 2008

Kauai, Hawaii

5 April 2008

 Juneau, Alaska  22 July 2007

Juneau, Alaska

22 July 2007

 River Number 2, Sierra Leone  1 June 2008

River Number 2, Sierra Leone

1 June 2008

 River Number 2, Sierra Leone  18 October 2008

River Number 2, Sierra Leone

18 October 2008

 River Number 2, Sierra Leone  30 October 2009

River Number 2, Sierra Leone

30 October 2009

 San Francisco, California  8 December 2012

San Francisco, California

8 December 2012