Here is the list of top ten romantic locations in New York.

1.  The Poet's Walk at Central Park – Experience Central Park hand in hand along this idyllic tree-lined stretch of benches and broad walkway.
2. The Roosevelt Island Tram – Couples soar high above the East River.
3. Lincoln Center – When the lights go out, enjoy a kiss before the curtain rises and the magical sounds of the New York Philharmonic fill the air.
4. Rockefeller Center – Ice skate across the world's most famous rink arm in arm with your valentine.
5. Brooklyn Botanic Gardens – The "harmonious asymmetry" of the city's only Japanese Hill and Pond Garden has the perfect feel for that special romantic moment.
6. The Staten Island Ferry – Free to passengers, it's surely the most affordable sea-going embrace.
7. Stroll Across the Brooklyn Bridge – Experience together one of the best views of the famous Manhattan skyline.
8. New Hayden Planetarium in the Rose Center – A great new romantic venue under the stars of the newly built planetarium.
9. Empire State Building – Just like in the movies, meet your loved one on the 86th floor observatory and create your own "Hollywood" moment to remember.
10. The Suites at Sofitel New York – Features romantic vistas of the Manhattan skyline, including the Empire State and Chrysler buildings. Inspired by a melange of French style and American spirit, the hotel caters to upscale travelers who seek a classic yet contemporary home away from home. Source