One of the oldest continuously-operated gay bars in the United States is allegedly haunted by Truman Capote and Tennessee Williams.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

A bronze plaque marks the site of the only show the "King of the Soul Singers" ever missed.

A renowned Civil War veteran, this Bald eagle now presides over the Wisconsin State Assembly.

A hundred-year-old museum filled with giant physics toys and experiments designed by grad students.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

Spain's largest bullring offers a unique glimpse at architecture and history.

A monument to one of the greatest matadors of all time.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

A centuries-old house, once part of the wall of Granada, sports musket barrels from the battlements which allude to its original owner.

This star-shaped military outpost is now simply trying to protect itself from neglect.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

Perhaps the most spectacular grotto along the Algarve coastline.

The tallest tower in Cáceres's Old Town.

Once the grandest synagogue in medieval Spain, it now stands as a memorial of the 15th-century Jewish exile.

Two large eyes painted anonymously on a mountain overlooking the city pay homage to an old legend.

Cliffside houses provide a spectacular view from their perch above the valley.

This grandiose staircase was part of the revival of a medieval Spanish architectural style combining Christian and Islamic influences.

This multi-level, aqueduct-footbridge hybrid is one of the greatest works of the Spanish Renaissance.

This Roman arena once played host to bloody gladiatorial battles.

Touching the iron railings of Tarragona's balcony to the Mediterranean is said to bring good luck.

Long tunnels run under the ancient chariot racing circuit to the tower.

A masterpiece of Gothic-Mudejar design in Ciudad Real.

Ciudad Real's former town hall found new life in 2005 when the chime clock with automatons was installed.