A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

The mystic whose incorrupt corpse still attracts the faithful.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

This former Roman Catholic Church still contains the embalmed hearts and organs of 22 popes.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.

The canine-themed book collection claims to be Europe's largest dog library.

This macabre painting of a Shakespearean scene looks like something out of a nightmare.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

A wonderfully eclectic Victorian aquarium lies in the basement of the Horniman Museum.

Lovers proclaim their unbreakable bond by leaving their names on locks fastened onto the Shoreditch fence in East London.

Explore nearly 400 years of English middle-class home life.

A famous burial ground with a history both grim and literary.

The monster at the center of the Darwin Center Spirit Collection.

A historic arboretum and non-conformist, non-denominational park cemetery.

A Roman spa buried deep beneath the City of London.

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

Repository for more than 22 million pickled specimens.

One of the world's largest collections of pathological specimens.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

Catacombs turned marketplace.

These morbid carvings remind churchgoers of the inevitability of death.

A Victorian park cemetery, standing on the site of what was once the Great North Wood.

Eclectic final resting place of the controversial explorer.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.