pbp_com/apps/visitors/admin.py

from django.contrib import admin 
from models import *

class AttractionAdmin(admin.ModelAdmin):
    raw_id_fields=('point','place')
    list_display = ('name', 'point', )
    list_filter = ('categories',)
    search_fields = ('name', 'description',)
    filter_horizontal=('features','categories',)

admin.site.register(Attraction, AttractionAdmin)

class SectionAdmin(admin.ModelAdmin):
    list_display = ('title', 'pub_date', 'published', 'featured','featured_on')
    list_filter = ('published', 'featured',)
    search_fields = ('title', 'description',)
    filter_horizontal = ('businesses', 'attractions',)

admin.site.register(Section, SectionAdmin)

class VisitorsEditionAdmin(admin.ModelAdmin):
    list_display = ('title', 'published_on', 'published', )
    list_filter = ('published',)
    search_fields = ('title', 'brief_description',)
    filter_horizontal = ('stories', 'galleries', 'movies','slideshows','pdfdocuments','guides','sections','photos',)

admin.site.register(VisitorsEdition, VisitorsEditionAdmin)

admin.site.register(Category)
admin.site.register(Feature)