Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

The world's oldest individual clonal tree looks like a wimp despite standing tall for 9,550 years.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

12,000 sq. ft. museum tracing erotic art from antiquity to modern times.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

This church is considered the largest and most complete Saxon church in England.

Under a church hides a forgotten 13th-century ossuary containing the remains of around 2,500 people.

A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.

Structure built from the skulls of vanquished foes.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

This sculpture presents commentary on a life in pursuit of profits.

When construction began on this hotel, developers were surprised to find the ruins of an ancient civilization.

Cool down and fill up after visiting Teotihuacán at this bar and restaurant in a deep, underground cave.

Take a dip in the world's largest mineral hot springs pool.

This fairy-tale, neo-Gothic church in the Azores is a world of magical realism.

A perfectly circular lake is formed by the crater of an ancient underwater volcano.

This restaurant has been a haven for D.C.'s LGBTQ community since the 1950s.

A gift from Emperor Franz Joseph I to his wife.

This "volcanic all-day restaurant" is right on the beach.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.