Photos

A small boat speeding across turquoise water, passing an island with vegetation and surrounded by lush greenery.

Miot Ruwin Rifyak Island, Papua Barat, ID

A cityscape obscured by fog, with green foliage and trees in foreground.

Kite Hill in the fog, San Francisco, California, USA

A set of stone steps leads up through a garden between two buildings.

Stairs leading to the northeast corner of Kite Hill, San Francisco, California, USA

Blue Angels at Fleet Week 2016 Air Show in San Francisco, California, US

Six jet planes flying in formation against blue sky, leaving contrails in their wake.

Blue Angels at Fleet Week 2016 Air Show in San Francisco, California, US

A sailboat's mast is seen from below, with four jets flying above it against a blue sky.

Blue Angels at Fleet Week 2016 Air Show in San Francisco, California, US

A view of coral formations with sunlight filtering through from above.

Looking up at Lighthouse Reef

Clyde's Ridge and Point Bonita at sunset, Golden Gate National Recreation Area, California, US

A wide stone staircase leads up to a row of columns.

Stone stairs at Chichén Itzá, Yucatán, MX

A pyramid with multiple tiers and a flat top, constructed from stone blocks, set against a clear blue sky.

Temple of Kukulcan at Chichén Itzá, Yucatán, MX

A calm sea under a cloudy sky, with boats and buildings on the horizon.

San Miguel de Cozumel and Cozumel Channel, Quintana Roo, MX

A small mushroom growing from a crack in a wooden surface, with sunlight casting shadows on the ground.

Purple edge bonnet growing out of a rotten board, San Francisco, California, US

Sunset at Fort Point Fort, San Francisco, California, US

A spiral staircase leading upwards into an open, circular space with a curved ceiling and exposed structural beams. The walls are made of brick.

Stairs to the lighthouse at Fort Point Fort, San Francisco, California, US

An old brick wall is covered in orange lichen.

Fort Point Fort interior, San Francisco, California, US

An old wooden door has several large metal studs protruding from it.

Fort Point Fort detail, San Francisco, California, US

A rusted metal fence topped with barbed wire, standing against a gray sky.

Fence post on Alcatraz Island, San Francisco, California, USA

A traditional Japanese temple with multiple tiers and a red roof nestled among lush greenery including tall trees and manicured shrubs.

Pagoda at Japanese Tea Garden, San Francisco, California, USA

A grassy hillside covered in small purple flowers overlooks a densely populated urban area with numerous buildings and trees.

View of downtown San Francisco from Kite Hill in spring, San Francisco, California, USA

A metal spiral staircase with a railing is attached to the side of a large, cylindrical concrete structure.

Spiral stairs on a silo at Treasure Island, San Francisco, California, USA

Chimney Rock, Point Reyes National Seashore, California, US

A dark silhouette of a lighthouse and attached building stands against a cloudy sky.

Alcatraz Island Lighthouse and Warden's House on a cloudy day in San Francisco, California, USA

A close-up view of a bridge's suspension cables against a clear blue sky.

Looking up through suspension cables of Golden Gate Bridge

A person flying a kite on top of a hill in an urban setting with buildings and trees in the background.

Flying kites on Kite Hill, San Francisco, California, USA

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