A white oak with property rights.

A collection of human remains, animal body parts, and other macabre curiosities all legally for sale.

This aromatherapy shop and mini-museum cofounded by the Sigur Rós frontman documents Icelandic history through scents.

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

Chilly air billows out from the entrance of an abandoned mine on a steep hillside, providing a refuge for Ice Age fauna and flora.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

These waterfalls can be twins or triplets, depending on how much it's rained recently.

A retrofuturistic art installation in the Pittsburgh Airport.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

Where you can hail your favorite fictional commanders-in-chief.

Also known as the Founding Church of Scientology.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

In the basement of the U.S. Capitol Building is a hidden storage room full of ornate floor tiles leftover from the 1850s.

The most accurate timepiece in the world.

The oldest continuously operating fish market in the United States.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

Silverware in the sidewalk outside a grocery store cements this neighborhood’s Italian culinary history.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Museum dedicated to awful artwork.

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

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

This Great Depression-era creation was once known as the strangest house in the world.

An extraordinary collection of vampire-themed antiques lurks on the second floor of a store.