Balls Pyramid - The worlds tallest sea stack, at 562 metres, in Lord Howe Island, New South Wales, Australia.

An ancient tree on the rim of Oregon's Crater Lake at twilight

Plitvice Lakes National Park, Croatia

Northern Lights at Kirkjufell

Five dead trees in front of a massive sanddune

The Hills of Kaikoura, New Zealand

The Swiss Alps near Grindelwald

North Shore Oahu, Hawaii

A thunderstorm over Crater Lake in Oregon

Painted Hills, Oregon

Durdle Door, United Kingdom

Recent trip to Joshua Tree

Cave pool, Santorini, Greece