The 13th century castle, built by Frederick II and enlarged by Charles I, Lucera, Puglia, Italy, Europe

The 13th century castle, built by Frederick II and enlarged by Charles I, Lucera, Puglia, Italy, Europe

Hover-fly (Volucella species) close-up of head, Oxfordshire, UK

Alzheimer's Disease, Healthy vs. Severe

Highly enlarged scanning electron micrograph (SEM) depicted a closer look at the details exhibited by of number of red blood cells found enmeshed in a fibrinous matrix

Mercedes bridge marking the center of Austria, Bad Aussee, Salzkammergut, Styria, Austria

Macro of one dollar note strongly enlarged with special effect Tilt Shift

Macro of one dollar note strongly enlarged with special effect Tilt Shift

Macro of one dollar note strongly enlarged with special effect Tilt Shift

Macro of one dollar note strongly enlarged with special effect Tilt Shift

Castle built by Frederick II, 13th century, and enlarged by Charles I, Lucera, Puglia, Apulia, Italy, Europe

Macro of one dollar note strongly enlarged with special effect Tilt Shift

The 13th century castle built by Frederick II and enlarged by Charles I, Lucera, Puglia, Apulia, Italy, Europe

Castle built by Frederick II, 13th century, and enlarged by Charles I, Lucera, Puglia, Apulia, Italy, Europe

Castle built by Frederick II, 13th century, and enlarged by Charles I, Lucera, Puglia, Apulia, Italy, Europe

Insect eggs on a rose leaf, highly enlarged

The 13th century castle built by Frederick II and enlarged by Charles I, Lucera, Puglia, Apulia, Italy, Europe

The 13th century castle built by Frederick II and enlarged by Charles I, Lucera, Puglia, Apulia, Italy, Europe

Castle built by Frederick II, 13th century, and enlarged by Charles I, Lucera, Puglia, Apulia, Italy, Europe

[DC] Indonesia, Fiddler crab (Uca) in mangrove forest.