Half Dome, Yosemite NP (California, US)

The Old Man of Storr (Isle of Skye, Scotland)

Great Sand Dunes NP (Colorado, US)

Lake Lucerne (Lucerne, Switzerland)

Joshua Tree NP (California, US)

Catalina Island (California, US)

White Cliffs of Dover (Kent, UK)

Mauna Kea Observatories (Hawaii, US)

Andøya Space Center (Andenes, Norway)

Badlands NP (South Dakota, US)

Hoodoos at Bryce Canyon NP (Utah, US)

Trail to Challenger Point (Colorado, US)

Acadia NP (Maine, US)

West Highland Way (Fort William, Scotland)

Mer de Glace glacier (Mont Blanc massif, France)

Rocky Mountain NP (Colorado, US)

Devil's Tower (Wyoming, US)

Joshua Tree NP (California, US)

Death Valley NP (California, US)

S'mores with 99% dark chocolate & raspberries!

A new friend in Rocky Mountain NP (Colorado, US)

Devil's Tower (Wyoming, US)

Sierra sunrise en route to Mt. Langley (California, US)

West Highland Way (Kingshouse, Scotland)

Yosemite NP (California, US)

Wabakimi Provincial Park (Ontario, Canada)

White Mountains (New Hampshire, US)

Lac Blanc (Chamonix-Mont-Blanc, France)

Official NPS volunteer(!) at Bryce Canyon NP (Utah, US)

Dune of Pilat (Arcachon basin, France)

Sky pilot on Mt. Langley! (California, US)

Botany Bay (Broadstairs, UK)

The biggest tree in the world! (measured by volume); Sequoia NP (California, US)

Northern lights at the rocket range (Andenes, Norway)

'Ring of Fire' (annular) solar eclipse at Bryce Canyon NP (Utah, US)

Kilauea Iki crater, Hawaii Volcanoes NP (Hawaii, US)

Seven Sisters Cliffs (Eastbourne, UK)

Sunset hike over LA at Echo Mountain (California, US)

Double rainbow at the Boundary Waters Canoe Area Wilderness (Minnesota, US)

Kayaking the sea lochs (Isle of Skye, Scotland)

The Blue House (Seoul, South Korea)

Rocky Mountain NP (Colorado, US)

Death Valley NP (California, US)

Grand Canyon NP (Arizona, US)

Lake Lucerne (Lucerne, Switzerland)

Grand Canyon of the Tuolumne (California, US)