Hankala = Difficult
Hiljaistenmiestenlaakso = The valley of the silent men
Juntti = Yokel
Kattila = Kettle
Katuma = Regret
Kinkku= Ham
Kuri = Discipline
Kusipää = Asshole (literally pee-head)
Lemu = Stench
Löytö = A finding
Naaman Niska = face’s neck
Nahkahousut = Leather pants
Nakertaja = Nibbler
Onpahanvaanlampi = ”Well here’s a pond.” Hard to translate literally
Polvi = Knee
Pummimiehentie = Hobo mans road
Punkka = Bed
Pöljä = Dumb
Sillikuja = Herring alley
Tiukka = Tight
Tuuri = Luck
Vainiintie = ”Oh I see” or ”Is that so?” road
Varajärvi = Spare lake
Veneheitto = Boat throwing
Vesikansa = Water people
Vessanperä = Toilet rear
Viinamäki = Booze hill

Feeling doomed? Visit following places:
Iso Helvetinjärvi, Pitkä Helvetinjärvi = Big Hell’s lake, Long Hell’s lake
Kalmankaltio = Fountain of death
Kuolio = gangrene
Mestauskallio = Hill of decapitation
Murhasaari = Murder island
Murtovaara = Danger of burglary / Burglary hill (vaara means danger but it also means a hill)
Myrkky = Poison
Orjasaari = Slave island
Piruntasku = Devils pocket
Pirunsaari = Devils island

Finns have named some places very.. romantically.
Varvi = Coitus, act of having sex
Halivaara = Hug danger or hug hill 
Kiimankulma = Rut corner
Naimajarvi = Lake of sex
Pusula = Kiss place

Finns also have quite a fixation over male anatomy:
Ala-Mulkku = Down-Dick
Hinthaara = (almost) Gay crotch
Iso-Melanen = Big paddle (mela, paddle is also used when talked as a synonym for penis)
Isomulkku = Big dick
Keskimulkku = Middle dick
Kyrpäoja = Dick ditch
Lerssi = Again, a dick
Kivesjärvi = Testicle lake
Mulkkujärvi = Dick lake
Mulkkusaari = Dick island (this is located in the testicle lake mentioned before)
Pikkumulkku = Little dick
Siitinselkä = Penis back
Terskanperä = Glans rear
Ylä-Mulkku = Upper dick

But sure there are some pleasant places with hint of feminine touch too:
Annamarinhaara = Crotch of Annamari
Horo = A whore
Impivaara = Maid danger (or maid hill)
Pillunsilmä = Cunt eye
Saaranpaskantamasaari = An island shat by Saara
Seljanperä = Rear of Selja
Tissinpohja = Boobs bottom
Vittulampi = Cunt pond
Vitunvilkkamalampi = Pond of flickering cunt
Ämmänsaari = Hag island

Not forgetting unisex places:
Alapää = bottom, private parts
Ala-Lemu = Down-stench
Pöksynhaara = Panty crotch

And not forgetting animals either:
Hevonperse = Horses ass
Hevonvittu = Horses cunt
Kalmari = Squid
Katinhäntä = Cats tail
Ketunperä = Foxes bottom
Kissanpiiskaajankuja = Cat spankers alley
Koirankyrpäoja = Dogs dick ditch
Koiransellaisenoja = Dogs ”youknowwhat” ditch

And of course there are butt-related places:
Homeperseensuo = Mold ass swamp
Peräsuolijoki = Rectum river
Pieru = Fart
Perälä  = Rear
Takalisto = The backside, butt.
Tuhnunvuori = Farts mountain

Other anatomical places:
Elinmylly = Organ mill
Suolisto = Bowels
Tyrävaara = Hernia hill / Danger of hernia

If you want to visit really shitty places try these:
Paska-Avenue = Shit Avenue
Paskajoki = Shit river.
Paskalampi = Shit pond
Paskalomatunturi = Shit vacation  mountain
Paskasaaret = Shit islands
Paskatinlahti (Lohjanjärvi)
Paskatti = Urge to shit / make someone to shit (in past tense)
Paskatunturi = Shit mountain
Pissiniemi = Pee cape

If you visit Finland you don’t need to leave the country to visit following places:
(Yeah, they are real places in Finland)
Amerikka = America
Arabia = Arabia
Egypti = Egypt
Jerusalemi = Jerusalem
Perä-Amerikka = Rear America
Sveitsi = Switzerland
Uusi-Eurooppa = New Europe
Venetsia = Venice
Venäjä = Russia