Alright, we have Filly-delphia, Los Pegasus and a few others for popular USA destinations. So, lets see what people can come up with for popular European destinations. I'll start:

Prance!

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United Neightions

Sturrup= Europe itself

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Countries:
- Hooviet Union
- Germaney
- Ponyland

Towns:
- Flankfurt
- Sankt Ponysburg

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I approve of this.

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My Star Swirl story has a few, as it's set in a European medieval fantasy style historical Equestria.

Edinspur, Scoltland.
Cambridle.
Braytannia.
Scandineighvia.
Mosclaw.
Stalliongrad/Falcongrad for Stalingrad/Volgograd.

Okay, I've been working on Stirrope for some time.
Here's what I've got so far, using both puns and European languages.

England- Stalbion (After Albion, Arthurian England)
Scotland- Trotland
Wales- Tales
Ireland- Shireland
France- Prance
Spain- Caballera
Germany- Farmany
Italy- Bitaly
Austria- Haustria
Hungary- Alasaria
Poland- Conland
Czechoslovakia- Cailoria
Denmark- Menmark (Danes-Manes. It's a stretch, I know)