Leonhard Niederwimmer

Philadelphia skyline at dusk with american flag.

City skyline with illuminated skyscrapers at dusk.

Historic castle tower overlooking a european street.

Ornate historic buildings line a european street.

New york city skyline at dusk with lit buildings

Close-up of the historic colosseum in rome, italy.

The ancient colosseum in rome, italy, under a bright sky.

The pantheon in rome with its classical columns.

Narrow cobblestone street between old buildings

a church on a small island in the middle of a lake