Many of these overproof spirits are banned by TSA for their high alcohol content.

What kind of alcohol levels are we talking about?

Of course, most of these aren’t meant for sipping neat they need to be mixed or diluted.

Bottle of absinthe and glasses with burning cube brown sugar.

Credit:Cegli/Getty Images

Others can be used to make your own liqueurs.

For example, to make limoncello, you’ll want a high-proof grain alcohol.

Plus, some have been discontinued, with only the rare bottle still available to purchase.

A bottle of Polmos Spirytus Rektyfikowany Vodka on a white background

Courtesy of Polmos Spirytus

Don’t make a run at bring them back home with you, though.

Be warned that attempting to drink Golden Grain straight can produce an intense burning sensation.

It’s recommended for use in cocktails only.

a bottle of Everclear 190 on a white background

Courtesy of Everclear

The taste is said to be particularly harsh, however.

Some recommend chasing it with coconut water.

A bottle of Golden Grain on a which background

Courtesy of Golden Grain.

A bottle of Bruichladdich and its box on a white background

Courtesy of Bruichladdich

a bottle of River Antoine Royale Grenadian Rum on a white background

Courtesy of River Antoine Royale Grenadian Rum

A bottle of Hapsburg Absinthe XC on white background

Courtesy of Hapsburg’s Absinthe

a bottle of Sklar Balkan on a white background

Courtesy of Sklar’s Balkan

a bottle of sunset very strong rum on a white background

Courtesy of Sunset Very Strong Month

a bottle of Stroh 160 rum on a white background

Courtesy of Stroh

a bottle of devil’s springs vodka on a white background

Courtesy of Devil’s Springs

a bottle of Bacardi 151 on a white background

Courtesy of Bacardi

a bottle of Absinthe King of Spirits Gold on a white background

Courtesy of Absinthe King of Spirits

a bottle of Clarke’s Court Pure White Rum on a white background

Courtesy of Clarke’s Court